[INFO] updating cached repository DanWatkins/dbfc [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/DanWatkins/dbfc [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/DanWatkins/dbfc" "work/ex/beta-1.38-1/sources/1.37.0/gh/DanWatkins/dbfc"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/DanWatkins/dbfc'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/DanWatkins/dbfc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DanWatkins/dbfc"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DanWatkins/dbfc'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] efa8b0ea6dc19d0251c05642e03989a6995a495a [INFO] sha for GitHub repo DanWatkins/dbfc: efa8b0ea6dc19d0251c05642e03989a6995a495a [INFO] validating manifest of DanWatkins/dbfc 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 DanWatkins/dbfc 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 DanWatkins/dbfc [INFO] finished frobbing DanWatkins/dbfc [INFO] frobbed toml for DanWatkins/dbfc written to work/ex/beta-1.38-1/sources/1.37.0/gh/DanWatkins/dbfc/Cargo.toml [INFO] started frobbing DanWatkins/dbfc [INFO] finished frobbing DanWatkins/dbfc [INFO] frobbed toml for DanWatkins/dbfc written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DanWatkins/dbfc/Cargo.toml [INFO] crate DanWatkins/dbfc 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] [stderr] Blocking waiting for file lock on package cache [INFO] testing DanWatkins/dbfc 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/DanWatkins/dbfc:/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] 561704200c689ef24c7c2bc9cd941fb3bb061e4f5c0dfbca1e464dc441d52fdc [INFO] running `"docker" "start" "-a" "561704200c689ef24c7c2bc9cd941fb3bb061e4f5c0dfbca1e464dc441d52fdc"` [INFO] [stderr] Compiling typenum v1.9.0 [INFO] [stderr] Compiling odds v0.2.25 [INFO] [stderr] Compiling serde v1.0.15 [INFO] [stderr] Compiling term_size v0.3.0 [INFO] [stderr] Compiling atty v0.2.2 [INFO] [stderr] Compiling serde_derive v1.0.15 [INFO] [stderr] Compiling textwrap v0.8.0 [INFO] [stderr] Compiling nodrop v0.1.9 [INFO] [stderr] Compiling clap v2.26.2 [INFO] [stderr] Compiling generic-array v0.8.3 [INFO] [stderr] Compiling block-buffer v0.2.0 [INFO] [stderr] Compiling digest v0.6.2 [INFO] [stderr] Compiling sha2 v0.6.0 [INFO] [stderr] Compiling serde_json v1.0.3 [INFO] [stderr] Compiling dbfc v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/batch_job.rs:95:46 [INFO] [stderr] | [INFO] [stderr] 95 | pub fn init(&mut self) -> Result<(), Box> { [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/batch_job.rs:140:50 [INFO] [stderr] | [INFO] [stderr] 140 | pub fn save_to_file(&self) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/batch_job.rs:150:74 [INFO] [stderr] | [INFO] [stderr] 150 | pub fn load_from_file(dir: &str, name: &str) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/batch_job.rs:286:47 [INFO] [stderr] | [INFO] [stderr] 286 | fn visit_dirs(&self, dir: &Path, cb: &mut FnMut(&DirEntry)) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&DirEntry)` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/batch_job.rs:286:83 [INFO] [stderr] | [INFO] [stderr] 286 | fn visit_dirs(&self, dir: &Path, cb: &mut FnMut(&DirEntry)) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/batch_job.rs:302:60 [INFO] [stderr] | [INFO] [stderr] 302 | fn write_log_text(&self, text: &str) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:107:58 [INFO] [stderr] | [INFO] [stderr] 107 | fn run(arg_matches: &clap::ArgMatches) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/batch_job.rs:190:21 [INFO] [stderr] | [INFO] [stderr] 190 | self.write_log_text(&why); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 41.58s [INFO] running `"docker" "inspect" "561704200c689ef24c7c2bc9cd941fb3bb061e4f5c0dfbca1e464dc441d52fdc"` [INFO] running `"docker" "rm" "-f" "561704200c689ef24c7c2bc9cd941fb3bb061e4f5c0dfbca1e464dc441d52fdc"` [INFO] [stdout] 561704200c689ef24c7c2bc9cd941fb3bb061e4f5c0dfbca1e464dc441d52fdc [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/DanWatkins/dbfc:/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] f9af6a25a7c2f2f76e5c087ae116a83aeaffce374526716bc119dcf002f3f6a1 [INFO] running `"docker" "start" "-a" "f9af6a25a7c2f2f76e5c087ae116a83aeaffce374526716bc119dcf002f3f6a1"` [INFO] [stderr] Compiling dbfc v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/batch_job.rs:95:46 [INFO] [stderr] | [INFO] [stderr] 95 | pub fn init(&mut self) -> Result<(), Box> { [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/batch_job.rs:140:50 [INFO] [stderr] | [INFO] [stderr] 140 | pub fn save_to_file(&self) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/batch_job.rs:150:74 [INFO] [stderr] | [INFO] [stderr] 150 | pub fn load_from_file(dir: &str, name: &str) -> Result> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/batch_job.rs:286:47 [INFO] [stderr] | [INFO] [stderr] 286 | fn visit_dirs(&self, dir: &Path, cb: &mut FnMut(&DirEntry)) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&DirEntry)` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/batch_job.rs:286:83 [INFO] [stderr] | [INFO] [stderr] 286 | fn visit_dirs(&self, dir: &Path, cb: &mut FnMut(&DirEntry)) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/batch_job.rs:302:60 [INFO] [stderr] | [INFO] [stderr] 302 | fn write_log_text(&self, text: &str) -> Result<(), Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:107:58 [INFO] [stderr] | [INFO] [stderr] 107 | fn run(arg_matches: &clap::ArgMatches) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/batch_job.rs:190:21 [INFO] [stderr] | [INFO] [stderr] 190 | self.write_log_text(&why); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `"docker" "inspect" "f9af6a25a7c2f2f76e5c087ae116a83aeaffce374526716bc119dcf002f3f6a1"` [INFO] running `"docker" "rm" "-f" "f9af6a25a7c2f2f76e5c087ae116a83aeaffce374526716bc119dcf002f3f6a1"` [INFO] [stdout] f9af6a25a7c2f2f76e5c087ae116a83aeaffce374526716bc119dcf002f3f6a1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/DanWatkins/dbfc:/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] c0b99164de758174bd4820aac5071a05e57f389e7ab62fcfea9f9a08fe0c62a7 [INFO] running `"docker" "start" "-a" "c0b99164de758174bd4820aac5071a05e57f389e7ab62fcfea9f9a08fe0c62a7"` [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] running 0 tests [INFO] [stderr] Running /opt/crater/target/debug/deps/dbfc-02c9e5fed21a4e4c [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "c0b99164de758174bd4820aac5071a05e57f389e7ab62fcfea9f9a08fe0c62a7"` [INFO] running `"docker" "rm" "-f" "c0b99164de758174bd4820aac5071a05e57f389e7ab62fcfea9f9a08fe0c62a7"` [INFO] [stdout] c0b99164de758174bd4820aac5071a05e57f389e7ab62fcfea9f9a08fe0c62a7