[INFO] fetching crate osprey 0.4.4...
[INFO] checking osprey-0.4.4 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate osprey 0.4.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate osprey 0.4.4 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate osprey 0.4.4
[INFO] finished tweaking crates.io crate osprey 0.4.4
[INFO] tweaked toml for crates.io crate osprey 0.4.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cab50a5e5b7ba0b75a5c4f2d43a4e24406141102811a1b4c86e1273b164dcea
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 003513c0ebd605aac54e3d5337410d8cc6f4b14dbe5c0c70632a0c323e87450c
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[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/gluon_vm-0.9.4/src/stack.rs:502:9
[INFO] [stdout]     |
[INFO] [stdout] 493 | impl<'a: 'b, 'b, S> StackFrame<'b, S>
[INFO] [stdout]     |              -- lifetime `'b` defined here
[INFO] [stdout] ...
[INFO] [stdout] 502 |         self.stack
[INFO] [stdout]     |         ^^^^^^^^^^ returning this value requires that `*self.stack` is borrowed for `'b`
[INFO] [stdout] 503 |     }
[INFO] [stdout]     |     - here, drop of `self` needs exclusive access to `*self.stack`, because the type `stack::StackFrame<'_, S>` implements the `Drop` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/gluon_vm-0.9.4/src/stack.rs:584:28
[INFO] [stdout]     |
[INFO] [stdout] 493 | impl<'a: 'b, 'b, S> StackFrame<'b, S>
[INFO] [stdout]     |              -- lifetime `'b` defined here
[INFO] [stdout] ...
[INFO] [stdout] 584 |                 return Err(self.stack);
[INFO] [stdout]     |                        ----^^^^^^^^^^- returning this value requires that `*self.stack` is borrowed for `'b`
[INFO] [stdout] ...
[INFO] [stdout] 608 |     }
[INFO] [stdout]     |     - here, drop of `self` needs exclusive access to `*self.stack`, because the type `stack::StackFrame<'_, S>` implements the `Drop` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*self.thread` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/gluon_vm-0.9.4/src/thread.rs:1398:19
[INFO] [stdout]      |
[INFO] [stdout] 1397 |         } = **self;
[INFO] [stdout]      |              ----- mutable borrow occurs here
[INFO] [stdout] 1398 |         alloc(gc, self.thread, &stack, data)
[INFO] [stdout]      |                   ^^^^^^^^^^^  ------ mutable borrow later used here
[INFO] [stdout]      |                   |
[INFO] [stdout]      |                   immutable borrow occurs here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*self.thread` as immutable because it is also borrowed as mutable
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/gluon_vm-0.9.4/src/thread.rs:1717:21
[INFO] [stdout]      |
[INFO] [stdout] 1714 |       fn borrow_mut(&mut self) -> ExecuteContext<State> {
[INFO] [stdout]      |                     - let's call the lifetime of this reference `'1`
[INFO] [stdout] 1715 |           let context = &mut **self;
[INFO] [stdout]      |                               ----- mutable borrow occurs here
[INFO] [stdout] 1716 | /         ExecuteContext {
[INFO] [stdout] 1717 | |             thread: self.thread,
[INFO] [stdout]      | |                     ^^^^^^^^^^^ immutable borrow occurs here
[INFO] [stdout] 1718 | |             gc: &mut context.gc,
[INFO] [stdout] 1719 | |             stack: StackFrame::current(&mut context.stack),
[INFO] [stdout] 1720 | |             hook: &mut context.hook,
[INFO] [stdout] 1721 | |         }
[INFO] [stdout]      | |_________- returning this value requires that `*self` is borrowed for `'1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0502, E0713.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gluon_vm` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "003513c0ebd605aac54e3d5337410d8cc6f4b14dbe5c0c70632a0c323e87450c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "003513c0ebd605aac54e3d5337410d8cc6f4b14dbe5c0c70632a0c323e87450c", kill_on_drop: false }`
[INFO] [stdout] 003513c0ebd605aac54e3d5337410d8cc6f4b14dbe5c0c70632a0c323e87450c
