[INFO] cloning repository HristoKolev/sync-dir [INFO] running `"git" "clone" "--bare" "git://github.com/HristoKolev/sync-dir.git" "work/cache/sources/gh/HristoKolev/sync-dir"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/HristoKolev/sync-dir'... [INFO] running `"git" "clone" "work/cache/sources/gh/HristoKolev/sync-dir" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/HristoKolev/sync-dir"` [INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/HristoKolev/sync-dir'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/HristoKolev/sync-dir" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/HristoKolev/sync-dir"` [INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/HristoKolev/sync-dir'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9584a0ebfa752666967e97c479b5ced61919d3eb [INFO] sha for GitHub repo HristoKolev/sync-dir: 9584a0ebfa752666967e97c479b5ced61919d3eb [INFO] validating manifest of HristoKolev/sync-dir on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of HristoKolev/sync-dir on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing HristoKolev/sync-dir [INFO] finished frobbing HristoKolev/sync-dir [INFO] frobbed toml for HristoKolev/sync-dir written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/HristoKolev/sync-dir/Cargo.toml [INFO] started frobbing HristoKolev/sync-dir [INFO] finished frobbing HristoKolev/sync-dir [INFO] frobbed toml for HristoKolev/sync-dir written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/HristoKolev/sync-dir/Cargo.toml [INFO] crate HristoKolev/sync-dir already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking HristoKolev/sync-dir against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-4/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/HristoKolev/sync-dir:/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=forbid" "-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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] c61118f0127e0bb1281c3ba6570916b8872fb68747b48f74ac4c8ef14cb12ef2 [INFO] running `"docker" "start" "-a" "c61118f0127e0bb1281c3ba6570916b8872fb68747b48f74ac4c8ef14cb12ef2"` [INFO] [stderr] Checking globset v0.4.3 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking url_serde v0.2.0 [INFO] [stderr] Checking hyper v0.12.30 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking ignore v0.4.7 [INFO] [stderr] Checking debugid v0.4.0 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking sentry-types v0.11.0 [INFO] [stderr] Checking reqwest v0.9.18 [INFO] [stderr] Checking sentry v0.15.5 [INFO] [stderr] Checking sync-dir v0.1.4 (/opt/crater/workdir) [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/global/extensions.rs:132:26 [INFO] [stderr] | [INFO] [stderr] 132 | Some(v) => v.flatten(), [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 `global::extensions::OptionFlatten::flatten(...)` to keep using the current method [INFO] [stderr] = help: add #![feature(option_flattening)] to the crate attributes to enable `std::option::Option::>::flatten` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/global/extensions.rs:141:26 [INFO] [stderr] | [INFO] [stderr] 141 | Some(v) => v.flatten(), [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 `global::extensions::OptionFlatten::flatten(...)` to keep using the current method [INFO] [stderr] = help: add #![feature(option_flattening)] to the crate attributes to enable `std::option::Option::>::flatten` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/global/extensions.rs:150:26 [INFO] [stderr] | [INFO] [stderr] 150 | Some(v) => v.flatten(), [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 `global::extensions::OptionFlatten::flatten(...)` to keep using the current method [INFO] [stderr] = help: add #![feature(option_flattening)] to the crate attributes to enable `std::option::Option::>::flatten` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/global/extensions.rs:132:26 [INFO] [stderr] | [INFO] [stderr] 132 | Some(v) => v.flatten(), [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 `global::extensions::OptionFlatten::flatten(...)` to keep using the current method [INFO] [stderr] = help: add #![feature(option_flattening)] to the crate attributes to enable `std::option::Option::>::flatten` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/global/extensions.rs:141:26 [INFO] [stderr] | [INFO] [stderr] 141 | Some(v) => v.flatten(), [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 `global::extensions::OptionFlatten::flatten(...)` to keep using the current method [INFO] [stderr] = help: add #![feature(option_flattening)] to the crate attributes to enable `std::option::Option::>::flatten` [INFO] [stderr] [INFO] [stderr] warning: a method with this name may be added to the standard library in the future [INFO] [stderr] --> src/global/extensions.rs:150:26 [INFO] [stderr] | [INFO] [stderr] 150 | Some(v) => v.flatten(), [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 `global::extensions::OptionFlatten::flatten(...)` to keep using the current method [INFO] [stderr] = help: add #![feature(option_flattening)] to the crate attributes to enable `std::option::Option::>::flatten` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.72s [INFO] running `"docker" "inspect" "c61118f0127e0bb1281c3ba6570916b8872fb68747b48f74ac4c8ef14cb12ef2"` [INFO] running `"docker" "rm" "-f" "c61118f0127e0bb1281c3ba6570916b8872fb68747b48f74ac4c8ef14cb12ef2"` [INFO] [stdout] c61118f0127e0bb1281c3ba6570916b8872fb68747b48f74ac4c8ef14cb12ef2