[INFO] updating cached repository wfraser/zsnapmgr_rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/wfraser/zsnapmgr_rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/wfraser/zsnapmgr_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/wfraser/zsnapmgr_rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/wfraser/zsnapmgr_rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/wfraser/zsnapmgr_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wfraser/zsnapmgr_rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wfraser/zsnapmgr_rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 209a96100a86b3271d65e5d81800afaf30481a25 [INFO] sha for GitHub repo wfraser/zsnapmgr_rust: 209a96100a86b3271d65e5d81800afaf30481a25 [INFO] validating manifest of wfraser/zsnapmgr_rust 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 wfraser/zsnapmgr_rust 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 wfraser/zsnapmgr_rust [INFO] finished frobbing wfraser/zsnapmgr_rust [INFO] frobbed toml for wfraser/zsnapmgr_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/wfraser/zsnapmgr_rust/Cargo.toml [INFO] started frobbing wfraser/zsnapmgr_rust [INFO] finished frobbing wfraser/zsnapmgr_rust [INFO] frobbed toml for wfraser/zsnapmgr_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wfraser/zsnapmgr_rust/Cargo.toml [INFO] crate wfraser/zsnapmgr_rust 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 wfraser/zsnapmgr_rust 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/gh/wfraser/zsnapmgr_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-2019-08-13" "build" "--frozen"` [INFO] [stdout] 921fc17be19132003b81459a711bdb84ade557aa8e92ab9eb3d753ed8912f155 [INFO] running `"docker" "start" "-a" "921fc17be19132003b81459a711bdb84ade557aa8e92ab9eb3d753ed8912f155"` [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling ring v0.13.2 [INFO] [stderr] Compiling memchr v2.1.0 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling aho-corasick v0.6.8 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Compiling zsnapmgr v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/zfs_error.rs:28:32 [INFO] [stderr] | [INFO] [stderr] 28 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::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:67:47 [INFO] [stderr] | [INFO] [stderr] 67 | fn enumerate_files(path: &Path) -> Result>, io::Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/main.rs:201:34 [INFO] [stderr] | [INFO] [stderr] 201 | if backup.start_snapshot.as_deref() != Some(last_snapshot) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `OptionDeref::as_deref(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/main.rs:290:52 [INFO] [stderr] | [INFO] [stderr] 290 | backup.end_snapshot.as_deref().unwrap()); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `OptionDeref::as_deref(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/main.rs:297:40 [INFO] [stderr] | [INFO] [stderr] 297 | backup.start_snapshot.as_deref()) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `OptionDeref::as_deref(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.59s [INFO] running `"docker" "inspect" "921fc17be19132003b81459a711bdb84ade557aa8e92ab9eb3d753ed8912f155"` [INFO] running `"docker" "rm" "-f" "921fc17be19132003b81459a711bdb84ade557aa8e92ab9eb3d753ed8912f155"` [INFO] [stdout] 921fc17be19132003b81459a711bdb84ade557aa8e92ab9eb3d753ed8912f155 [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/gh/wfraser/zsnapmgr_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-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] d42651fcf84b55984c41915d9a17f7ef7134a3c7cf927809634d896eb95a7c19 [INFO] running `"docker" "start" "-a" "d42651fcf84b55984c41915d9a17f7ef7134a3c7cf927809634d896eb95a7c19"` [INFO] [stderr] Compiling zsnapmgr v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/zfs_error.rs:28:32 [INFO] [stderr] | [INFO] [stderr] 28 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::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:67:47 [INFO] [stderr] | [INFO] [stderr] 67 | fn enumerate_files(path: &Path) -> Result>, io::Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/main.rs:201:34 [INFO] [stderr] | [INFO] [stderr] 201 | if backup.start_snapshot.as_deref() != Some(last_snapshot) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `OptionDeref::as_deref(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/main.rs:290:52 [INFO] [stderr] | [INFO] [stderr] 290 | backup.end_snapshot.as_deref().unwrap()); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `OptionDeref::as_deref(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/main.rs:297:40 [INFO] [stderr] | [INFO] [stderr] 297 | backup.start_snapshot.as_deref()) [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: once this method is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stderr] = note: for more information, see issue #48919 [INFO] [stderr] = help: call with fully qualified syntax `OptionDeref::as_deref(...)` to keep using the current method [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.52s [INFO] running `"docker" "inspect" "d42651fcf84b55984c41915d9a17f7ef7134a3c7cf927809634d896eb95a7c19"` [INFO] running `"docker" "rm" "-f" "d42651fcf84b55984c41915d9a17f7ef7134a3c7cf927809634d896eb95a7c19"` [INFO] [stdout] d42651fcf84b55984c41915d9a17f7ef7134a3c7cf927809634d896eb95a7c19 [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/gh/wfraser/zsnapmgr_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-2019-08-13" "test" "--frozen"` [INFO] [stdout] c483bfa1bf46ee0f845f01ef12cb82988317e50e4ec477fdf31203a20eef156a [INFO] running `"docker" "start" "-a" "c483bfa1bf46ee0f845f01ef12cb82988317e50e4ec477fdf31203a20eef156a"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/zsnapmgr-6ee856f9ab6fdea2 [INFO] [stdout] running 1 test [INFO] [stderr] Running /opt/crater/target/debug/deps/zsnapmgr-5f07e4817221ddb8 [INFO] [stdout] test zfs::test_human_number ... ok [INFO] [stderr] Doc-tests zsnapmgr [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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] [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" "c483bfa1bf46ee0f845f01ef12cb82988317e50e4ec477fdf31203a20eef156a"` [INFO] running `"docker" "rm" "-f" "c483bfa1bf46ee0f845f01ef12cb82988317e50e4ec477fdf31203a20eef156a"` [INFO] [stdout] c483bfa1bf46ee0f845f01ef12cb82988317e50e4ec477fdf31203a20eef156a