[INFO] updating cached repository uwplse/majortom [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/uwplse/majortom [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/uwplse/majortom" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/uwplse/majortom"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/uwplse/majortom'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/uwplse/majortom" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/uwplse/majortom"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/uwplse/majortom'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 253ad592dc72052fcaafb93f9ccd7543cd76aa88 [INFO] sha for GitHub repo uwplse/majortom: 253ad592dc72052fcaafb93f9ccd7543cd76aa88 [INFO] validating manifest of uwplse/majortom 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 uwplse/majortom 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 uwplse/majortom [INFO] finished frobbing uwplse/majortom [INFO] frobbed toml for uwplse/majortom written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/uwplse/majortom/Cargo.toml [INFO] started frobbing uwplse/majortom [INFO] finished frobbing uwplse/majortom [INFO] frobbed toml for uwplse/majortom written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/uwplse/majortom/Cargo.toml [INFO] crate uwplse/majortom 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 uwplse/majortom against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-1/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/uwplse/majortom:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 8ee6ee79767cf07e923373c1451dbe00b57df925a20a9d9c66c75e5529ed79dd [INFO] running `"docker" "start" "-a" "8ee6ee79767cf07e923373c1451dbe00b57df925a20a9d9c66c75e5529ed79dd"` [INFO] [stderr] Compiling nix v0.13.0 [INFO] [stderr] Compiling bincode v1.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking tempfile v3.0.7 [INFO] [stderr] Checking majortom v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/oddity.rs:67:9 [INFO] [stderr] | [INFO] [stderr] 66 | let servers = self.handlers.servers(); [INFO] [stderr] | ------------- immutable borrow occurs here [INFO] [stderr] 67 | self.write(json!({ [INFO] [stderr] | _________^^^^_______- [INFO] [stderr] | | | [INFO] [stderr] | | mutable borrow occurs here [INFO] [stderr] 68 | | "msgtype": "register", [INFO] [stderr] 69 | | "names": servers [INFO] [stderr] 70 | | }))?; [INFO] [stderr] | |__________- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(mutable_borrow_reservation_conflict)] on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/oddity.rs:67:9 [INFO] [stderr] | [INFO] [stderr] 66 | let servers = self.handlers.servers(); [INFO] [stderr] | ------------- immutable borrow occurs here [INFO] [stderr] 67 | self.write(json!({ [INFO] [stderr] | _________^^^^_______- [INFO] [stderr] | | | [INFO] [stderr] | | mutable borrow occurs here [INFO] [stderr] 68 | | "msgtype": "register", [INFO] [stderr] 69 | | "names": servers [INFO] [stderr] 70 | | }))?; [INFO] [stderr] | |__________- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(mutable_borrow_reservation_conflict)] on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/ptrace_handlers.rs:832:39 [INFO] [stderr] | [INFO] [stderr] 829 | if let Some(to) = self.address_to_name.get(&to_addr) { [INFO] [stderr] | -------------------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 832 | let message = self.get_current_message(procid.name.clone(), [INFO] [stderr] | ^^^^ mutable borrow occurs here [INFO] [stderr] 833 | to.clone(), [INFO] [stderr] | -- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/ptrace_handlers.rs:832:39 [INFO] [stderr] | [INFO] [stderr] 829 | if let Some(to) = self.address_to_name.get(&to_addr) { [INFO] [stderr] | -------------------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 832 | let message = self.get_current_message(procid.name.clone(), [INFO] [stderr] | ^^^^ mutable borrow occurs here [INFO] [stderr] 833 | to.clone(), [INFO] [stderr] | -- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: function is never used: `path_exists` [INFO] [stderr] --> tests/common/mod.rs:25:1 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn path_exists(s: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `path_exists` [INFO] [stderr] --> tests/common/mod.rs:25:1 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn path_exists(s: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `path_exists` [INFO] [stderr] --> tests/common/mod.rs:25:1 [INFO] [stderr] | [INFO] [stderr] 25 | pub fn path_exists(s: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.76s [INFO] running `"docker" "inspect" "8ee6ee79767cf07e923373c1451dbe00b57df925a20a9d9c66c75e5529ed79dd"` [INFO] running `"docker" "rm" "-f" "8ee6ee79767cf07e923373c1451dbe00b57df925a20a9d9c66c75e5529ed79dd"` [INFO] [stdout] 8ee6ee79767cf07e923373c1451dbe00b57df925a20a9d9c66c75e5529ed79dd