[INFO] updating cached repository natemara/schwift [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/natemara/schwift [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/natemara/schwift" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/natemara/schwift"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/natemara/schwift'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/natemara/schwift" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/natemara/schwift"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/natemara/schwift'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] bb07394f08f8de9fa0782a24192e5324d3183b42 [INFO] sha for GitHub repo natemara/schwift: bb07394f08f8de9fa0782a24192e5324d3183b42 [INFO] validating manifest of natemara/schwift on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of natemara/schwift on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing natemara/schwift [INFO] finished frobbing natemara/schwift [INFO] frobbed toml for natemara/schwift written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/natemara/schwift/Cargo.toml [INFO] started frobbing natemara/schwift [INFO] finished frobbing natemara/schwift [INFO] frobbed toml for natemara/schwift written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/natemara/schwift/Cargo.toml [INFO] crate natemara/schwift already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking natemara/schwift against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-2/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/natemara/schwift:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 818e5485bd185fcbb66589a4a5d80d9660d2ee68465308b746fd102317e9fcf6 [INFO] running `"docker" "start" "-a" "818e5485bd185fcbb66589a4a5d80d9660d2ee68465308b746fd102317e9fcf6"` [INFO] [stderr] Compiling serde v1.0.17 [INFO] [stderr] Compiling rand v0.3.17 [INFO] [stderr] Compiling peg v0.5.4 [INFO] [stderr] Compiling pulldown-cmark v0.1.0 [INFO] [stderr] Checking colored v1.6.0 [INFO] [stderr] Checking libloading v0.4.2 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling serde_derive v1.0.17 [INFO] [stderr] Compiling backtrace v0.3.3 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Compiling tempdir v0.3.5 [INFO] [stderr] Compiling schwift v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: use of deprecated item 'core::str::::slice_unchecked': use `get_unchecked(begin..end)` instead [INFO] [stderr] --> src/lib.rs:57:40 [INFO] [stderr] | [INFO] [stderr] 57 | let symbol = unsafe { file.slice_unchecked(i, i + 1) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::slice_unchecked': use `get_unchecked(begin..end)` instead [INFO] [stderr] --> src/lib.rs:64:37 [INFO] [stderr] | [INFO] [stderr] 64 | return file.slice_unchecked(last_newline, i); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::slice_unchecked': use `get_unchecked(begin..end)` instead [INFO] [stderr] --> src/statement.rs:177:29 [INFO] [stderr] | [INFO] [stderr] 177 | unsafe { source.slice_unchecked(self.start, self.end) }.to_string(), [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning[E0502]: cannot borrow `*value` as immutable because it is also borrowed as mutable [INFO] [stderr] --> src/state/mod.rs:217:63 [INFO] [stderr] | [INFO] [stderr] 211 | fn get_list_element(&mut self, name: &str, index_exp: &Expression) -> SwResult<&mut Value> { [INFO] [stderr] | - let's call the lifetime of this reference `'1` [INFO] [stderr] ... [INFO] [stderr] 216 | Value::List(ref mut list) if index < list.len() => Ok(&mut list[index]), [INFO] [stderr] | ------------ -------------------- returning this value requires that `value.0` is borrowed for `'1` [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] 217 | Value::List(_) => Err(ErrorKind::IndexOutOfBounds(value.clone(), index)), [INFO] [stderr] | ^^^^^ immutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] warning[E0502]: cannot borrow `*value` as immutable because it is also borrowed as mutable [INFO] [stderr] --> src/state/mod.rs:218:50 [INFO] [stderr] | [INFO] [stderr] 211 | fn get_list_element(&mut self, name: &str, index_exp: &Expression) -> SwResult<&mut Value> { [INFO] [stderr] | - let's call the lifetime of this reference `'1` [INFO] [stderr] ... [INFO] [stderr] 216 | Value::List(ref mut list) if index < list.len() => Ok(&mut list[index]), [INFO] [stderr] | ------------ -------------------- returning this value requires that `value.0` is borrowed for `'1` [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] 217 | Value::List(_) => Err(ErrorKind::IndexOutOfBounds(value.clone(), index)), [INFO] [stderr] 218 | _ => Err(ErrorKind::IndexUnindexable(value.clone())), [INFO] [stderr] | ^^^^^ immutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] Checking serde_json v1.0.5 [INFO] [stderr] Compiling semver v0.8.0 [INFO] [stderr] Compiling cargo_metadata v0.3.1 [INFO] [stderr] Compiling skeptic v0.13.2 [INFO] [stderr] Compiling assert_cli v0.5.4 [INFO] [stderr] warning: use of deprecated item 'core::str::::slice_unchecked': use `get_unchecked(begin..end)` instead [INFO] [stderr] --> src/lib.rs:57:40 [INFO] [stderr] | [INFO] [stderr] 57 | let symbol = unsafe { file.slice_unchecked(i, i + 1) }; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::slice_unchecked': use `get_unchecked(begin..end)` instead [INFO] [stderr] --> src/lib.rs:64:37 [INFO] [stderr] | [INFO] [stderr] 64 | return file.slice_unchecked(last_newline, i); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::slice_unchecked': use `get_unchecked(begin..end)` instead [INFO] [stderr] --> src/statement.rs:177:29 [INFO] [stderr] | [INFO] [stderr] 177 | unsafe { source.slice_unchecked(self.start, self.end) }.to_string(), [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning[E0502]: cannot borrow `*value` as immutable because it is also borrowed as mutable [INFO] [stderr] --> src/state/mod.rs:217:63 [INFO] [stderr] | [INFO] [stderr] 211 | fn get_list_element(&mut self, name: &str, index_exp: &Expression) -> SwResult<&mut Value> { [INFO] [stderr] | - let's call the lifetime of this reference `'1` [INFO] [stderr] ... [INFO] [stderr] 216 | Value::List(ref mut list) if index < list.len() => Ok(&mut list[index]), [INFO] [stderr] | ------------ -------------------- returning this value requires that `value.0` is borrowed for `'1` [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] 217 | Value::List(_) => Err(ErrorKind::IndexOutOfBounds(value.clone(), index)), [INFO] [stderr] | ^^^^^ immutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] warning[E0502]: cannot borrow `*value` as immutable because it is also borrowed as mutable [INFO] [stderr] --> src/state/mod.rs:218:50 [INFO] [stderr] | [INFO] [stderr] 211 | fn get_list_element(&mut self, name: &str, index_exp: &Expression) -> SwResult<&mut Value> { [INFO] [stderr] | - let's call the lifetime of this reference `'1` [INFO] [stderr] ... [INFO] [stderr] 216 | Value::List(ref mut list) if index < list.len() => Ok(&mut list[index]), [INFO] [stderr] | ------------ -------------------- returning this value requires that `value.0` is borrowed for `'1` [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] 217 | Value::List(_) => Err(ErrorKind::IndexOutOfBounds(value.clone(), index)), [INFO] [stderr] 218 | _ => Err(ErrorKind::IndexUnindexable(value.clone())), [INFO] [stderr] | ^^^^^ immutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.89s [INFO] running `"docker" "inspect" "818e5485bd185fcbb66589a4a5d80d9660d2ee68465308b746fd102317e9fcf6"` [INFO] running `"docker" "rm" "-f" "818e5485bd185fcbb66589a4a5d80d9660d2ee68465308b746fd102317e9fcf6"` [INFO] [stdout] 818e5485bd185fcbb66589a4a5d80d9660d2ee68465308b746fd102317e9fcf6