[INFO] updating cached repository jthornber/lvm-rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/jthornber/lvm-rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/jthornber/lvm-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/jthornber/lvm-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jthornber/lvm-rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jthornber/lvm-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jthornber/lvm-rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jthornber/lvm-rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4084c73fbcfea9d4844171da65f25abaef331c64 [INFO] sha for GitHub repo jthornber/lvm-rust: 4084c73fbcfea9d4844171da65f25abaef331c64 [INFO] validating manifest of jthornber/lvm-rust on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of jthornber/lvm-rust on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing jthornber/lvm-rust [INFO] finished frobbing jthornber/lvm-rust [INFO] frobbed toml for jthornber/lvm-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/jthornber/lvm-rust/Cargo.toml [INFO] started frobbing jthornber/lvm-rust [INFO] finished frobbing jthornber/lvm-rust [INFO] frobbed toml for jthornber/lvm-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jthornber/lvm-rust/Cargo.toml [INFO] crate jthornber/lvm-rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing jthornber/lvm-rust against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jthornber/lvm-rust:/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-2019-07-23" "build" "--frozen"` [INFO] [stdout] 63731df74a019944d2fff49c7ddf1a544eb64ce4034a6d61608b3fbd2a5bde07 [INFO] running `"docker" "start" "-a" "63731df74a019944d2fff49c7ddf1a544eb64ce4034a6d61608b3fbd2a5bde07"` [INFO] [stderr] Compiling yaml-rust v0.3.4 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling clap v2.18.0 [INFO] [stderr] Compiling lvm-rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unknown lint: `used_underscore_binding` [INFO] [stderr] --> src/device_mapper/low_level.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | #![allow(used_underscore_binding)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unknown_lints)] on by default [INFO] [stderr] [INFO] [stderr] warning: unknown lint: `if_not_else` [INFO] [stderr] --> src/device_mapper/low_level.rs:11:10 [INFO] [stderr] | [INFO] [stderr] 11 | #![allow(if_not_else)] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/device_mapper/high_level.rs:13:22 [INFO] [stderr] | [INFO] [stderr] 13 | targets: Vec> [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Target + 'a` [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/device_mapper/utils.rs:9:30 [INFO] [stderr] | [INFO] [stderr] 9 | fn parse_majors(reader: &mut std::io::BufRead) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:54:63 [INFO] [stderr] | [INFO] [stderr] 54 | fn scenario_basic_overwrite_linear(cfg: &TestConfig, dm: &mut DMInterface) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn DMInterface` [INFO] [stderr] [INFO] [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133) [INFO] [stderr] --> src/device_mapper/low_level.rs:499:9 [INFO] [stderr] | [INFO] [stderr] 499 | header.flags.insert(DM_SUSPEND); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(safe_packed_borrows)] on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #46043 [INFO] [stderr] = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.87s [INFO] running `"docker" "inspect" "63731df74a019944d2fff49c7ddf1a544eb64ce4034a6d61608b3fbd2a5bde07"` [INFO] running `"docker" "rm" "-f" "63731df74a019944d2fff49c7ddf1a544eb64ce4034a6d61608b3fbd2a5bde07"` [INFO] [stdout] 63731df74a019944d2fff49c7ddf1a544eb64ce4034a6d61608b3fbd2a5bde07 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jthornber/lvm-rust:/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-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] a3dc9cc78ffe8ee9560ff54231991d493ee6cac0d404795cf330406b7d9ff3a9 [INFO] running `"docker" "start" "-a" "a3dc9cc78ffe8ee9560ff54231991d493ee6cac0d404795cf330406b7d9ff3a9"` [INFO] [stderr] Compiling lvm-rust v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unknown lint: `used_underscore_binding` [INFO] [stderr] --> src/device_mapper/low_level.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | #![allow(used_underscore_binding)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unknown_lints)] on by default [INFO] [stderr] [INFO] [stderr] warning: unknown lint: `if_not_else` [INFO] [stderr] --> src/device_mapper/low_level.rs:11:10 [INFO] [stderr] | [INFO] [stderr] 11 | #![allow(if_not_else)] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/device_mapper/high_level.rs:13:22 [INFO] [stderr] | [INFO] [stderr] 13 | targets: Vec> [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Target + 'a` [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/device_mapper/utils.rs:9:30 [INFO] [stderr] | [INFO] [stderr] 9 | fn parse_majors(reader: &mut std::io::BufRead) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::io::BufRead` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:54:63 [INFO] [stderr] | [INFO] [stderr] 54 | fn scenario_basic_overwrite_linear(cfg: &TestConfig, dm: &mut DMInterface) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn DMInterface` [INFO] [stderr] [INFO] [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133) [INFO] [stderr] --> src/device_mapper/low_level.rs:499:9 [INFO] [stderr] | [INFO] [stderr] 499 | header.flags.insert(DM_SUSPEND); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(safe_packed_borrows)] on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #46043 [INFO] [stderr] = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.19s [INFO] running `"docker" "inspect" "a3dc9cc78ffe8ee9560ff54231991d493ee6cac0d404795cf330406b7d9ff3a9"` [INFO] running `"docker" "rm" "-f" "a3dc9cc78ffe8ee9560ff54231991d493ee6cac0d404795cf330406b7d9ff3a9"` [INFO] [stdout] a3dc9cc78ffe8ee9560ff54231991d493ee6cac0d404795cf330406b7d9ff3a9 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jthornber/lvm-rust:/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-2019-07-23" "test" "--frozen"` [INFO] [stdout] ab557a5f94233ad140712c96173fa14204328403dd7e68fe530e869d932edb8b [INFO] running `"docker" "start" "-a" "ab557a5f94233ad140712c96173fa14204328403dd7e68fe530e869d932edb8b"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/crater/target/debug/deps/lvm_rust-cdd35da1956350f3 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test device_mapper::utils::tests::test_parse_majors ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "ab557a5f94233ad140712c96173fa14204328403dd7e68fe530e869d932edb8b"` [INFO] running `"docker" "rm" "-f" "ab557a5f94233ad140712c96173fa14204328403dd7e68fe530e869d932edb8b"` [INFO] [stdout] ab557a5f94233ad140712c96173fa14204328403dd7e68fe530e869d932edb8b