[INFO] fetching crate jazz 0.2.2... [INFO] checking jazz-0.2.2 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] extracting crate jazz 0.2.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate jazz 0.2.2 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate jazz 0.2.2 [INFO] finished tweaking crates.io crate jazz 0.2.2 [INFO] tweaked toml for crates.io crate jazz 0.2.2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] deb56271d82e37c9ae139113b0a2f05ae240c95a7d6723d2959a428237c6cd87 [INFO] running `"docker" "start" "-a" "deb56271d82e37c9ae139113b0a2f05ae240c95a7d6723d2959a428237c6cd87"` [INFO] [stderr] Checking jazz v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/machine.rs:461:73 [INFO] [stderr] | [INFO] [stderr] 461 | obj.store_at(self, vec![target, key, value], 0);; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/machine.rs:461:73 [INFO] [stderr] | [INFO] [stderr] 461 | obj.store_at(self, vec![target, key, value], 0);; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/machine.rs:344:33 [INFO] [stderr] | [INFO] [stderr] 343 | ... let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 344 | ... self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/machine.rs:377:33 [INFO] [stderr] | [INFO] [stderr] 376 | ... let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 377 | ... self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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/machine.rs:354:33 [INFO] [stderr] | [INFO] [stderr] 353 | ... let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 354 | ... self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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/machine.rs:364:33 [INFO] [stderr] | [INFO] [stderr] 363 | ... let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 364 | ... self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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/machine.rs:312:25 [INFO] [stderr] | [INFO] [stderr] 311 | let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 312 | self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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/machine.rs:323:33 [INFO] [stderr] | [INFO] [stderr] 322 | ... let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 323 | ... self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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/machine.rs:333:33 [INFO] [stderr] | [INFO] [stderr] 332 | ... let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 333 | ... self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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/machine.rs:404:25 [INFO] [stderr] | [INFO] [stderr] 403 | let value = self.globals.get(index).unwrap(); [INFO] [stderr] | ------------ immutable borrow occurs here [INFO] [stderr] 404 | self.set(*reg, *value); [INFO] [stderr] | ^^^^ ------ immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/machine.rs:344:33 [INFO] [stderr] | [INFO] [stderr] 343 | ... let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 344 | ... self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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] [INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/machine.rs:377:33 [INFO] [stderr] | [INFO] [stderr] 376 | ... let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 377 | ... self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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/machine.rs:354:33 [INFO] [stderr] | [INFO] [stderr] 353 | ... let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 354 | ... self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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/machine.rs:364:33 [INFO] [stderr] | [INFO] [stderr] 363 | ... let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 364 | ... self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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/machine.rs:312:25 [INFO] [stderr] | [INFO] [stderr] 311 | let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 312 | self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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/machine.rs:323:33 [INFO] [stderr] | [INFO] [stderr] 322 | ... let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 323 | ... self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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/machine.rs:333:33 [INFO] [stderr] | [INFO] [stderr] 332 | ... let idx = self.labels.get(lbl_id).unwrap(); [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 333 | ... self.branch(*idx); [INFO] [stderr] | ^^^^ ---- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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/machine.rs:404:25 [INFO] [stderr] | [INFO] [stderr] 403 | let value = self.globals.get(index).unwrap(); [INFO] [stderr] | ------------ immutable borrow occurs here [INFO] [stderr] 404 | self.set(*reg, *value); [INFO] [stderr] | ^^^^ ------ immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs 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: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `"docker" "inspect" "deb56271d82e37c9ae139113b0a2f05ae240c95a7d6723d2959a428237c6cd87"` [INFO] running `"docker" "rm" "-f" "deb56271d82e37c9ae139113b0a2f05ae240c95a7d6723d2959a428237c6cd87"` [INFO] [stdout] deb56271d82e37c9ae139113b0a2f05ae240c95a7d6723d2959a428237c6cd87