[INFO] fetching crate global 0.4.3...
[INFO] testing global-0.4.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate global 0.4.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate global 0.4.3
[INFO] finished tweaking crates.io crate global 0.4.3
[INFO] tweaked toml for crates.io crate global 0.4.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate global 0.4.3 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 74 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding parking_lot v0.9.0 (available: v0.12.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e1a6e6a594db44dcd8053829c2a8025fccb4da6cc241eddb32f5e032ad9b40a
[INFO] running `Command { std: "docker" "start" "-a" "2e1a6e6a594db44dcd8053829c2a8025fccb4da6cc241eddb32f5e032ad9b40a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e1a6e6a594db44dcd8053829c2a8025fccb4da6cc241eddb32f5e032ad9b40a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1a6e6a594db44dcd8053829c2a8025fccb4da6cc241eddb32f5e032ad9b40a", kill_on_drop: false }`
[INFO] [stdout] 2e1a6e6a594db44dcd8053829c2a8025fccb4da6cc241eddb32f5e032ad9b40a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 790e2e14d9768a41e27ccfae204562f2ae62a991f43bcd12a02da31d3286ab60
[INFO] running `Command { std: "docker" "start" "-a" "790e2e14d9768a41e27ccfae204562f2ae62a991f43bcd12a02da31d3286ab60", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling global v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:303:13
[INFO] [stdout]     |
[INFO] [stdout] 303 |                drop(unsafe {
[INFO] [stdout]     |   _____________^    -
[INFO] [stdout]     |  |__________________|
[INFO] [stdout] 304 | ||                 // The `if` above makes sure that the inner value has been
[INFO] [stdout] 305 | ||                 // initialized.
[INFO] [stdout] 306 | ||                 std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr());
[INFO] [stdout] 307 | ||             });
[INFO] [stdout]     | ||_____________-^
[INFO] [stdout]     | |______________|
[INFO] [stdout]     |                argument has type `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 303 ~             let _ = unsafe {
[INFO] [stdout] 304 |                 // The `if` above makes sure that the inner value has been
[INFO] [stdout] 305 |                 // initialized.
[INFO] [stdout] 306 |                 std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr());
[INFO] [stdout] 307 ~             };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "790e2e14d9768a41e27ccfae204562f2ae62a991f43bcd12a02da31d3286ab60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "790e2e14d9768a41e27ccfae204562f2ae62a991f43bcd12a02da31d3286ab60", kill_on_drop: false }`
[INFO] [stdout] 790e2e14d9768a41e27ccfae204562f2ae62a991f43bcd12a02da31d3286ab60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 484873ae7fbcf66204e10ada5ddd392263ad8bd5b7a306be6eb9e26e95d359c0
[INFO] running `Command { std: "docker" "start" "-a" "484873ae7fbcf66204e10ada5ddd392263ad8bd5b7a306be6eb9e26e95d359c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling global v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:303:13
[INFO] [stdout]     |
[INFO] [stdout] 303 |                drop(unsafe {
[INFO] [stdout]     |   _____________^    -
[INFO] [stdout]     |  |__________________|
[INFO] [stdout] 304 | ||                 // The `if` above makes sure that the inner value has been
[INFO] [stdout] 305 | ||                 // initialized.
[INFO] [stdout] 306 | ||                 std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr());
[INFO] [stdout] 307 | ||             });
[INFO] [stdout]     | ||_____________-^
[INFO] [stdout]     | |______________|
[INFO] [stdout]     |                argument has type `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 303 ~             let _ = unsafe {
[INFO] [stdout] 304 |                 // The `if` above makes sure that the inner value has been
[INFO] [stdout] 305 |                 // initialized.
[INFO] [stdout] 306 |                 std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr());
[INFO] [stdout] 307 ~             };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:303:13
[INFO] [stdout]     |
[INFO] [stdout] 303 |                drop(unsafe {
[INFO] [stdout]     |   _____________^    -
[INFO] [stdout]     |  |__________________|
[INFO] [stdout] 304 | ||                 // The `if` above makes sure that the inner value has been
[INFO] [stdout] 305 | ||                 // initialized.
[INFO] [stdout] 306 | ||                 std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr());
[INFO] [stdout] 307 | ||             });
[INFO] [stdout]     | ||_____________-^
[INFO] [stdout]     | |______________|
[INFO] [stdout]     |                argument has type `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 303 ~             let _ = unsafe {
[INFO] [stdout] 304 |                 // The `if` above makes sure that the inner value has been
[INFO] [stdout] 305 |                 // initialized.
[INFO] [stdout] 306 |                 std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr());
[INFO] [stdout] 307 ~             };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "484873ae7fbcf66204e10ada5ddd392263ad8bd5b7a306be6eb9e26e95d359c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "484873ae7fbcf66204e10ada5ddd392263ad8bd5b7a306be6eb9e26e95d359c0", kill_on_drop: false }`
[INFO] [stdout] 484873ae7fbcf66204e10ada5ddd392263ad8bd5b7a306be6eb9e26e95d359c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f22f6837e6db656bb35b0cf7d9753213cb8e5c468a246bd40297f0d762a05bc
[INFO] running `Command { std: "docker" "start" "-a" "1f22f6837e6db656bb35b0cf7d9753213cb8e5c468a246bd40297f0d762a05bc", kill_on_drop: false }`
[INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stderr]    --> src/lib.rs:303:13
[INFO] [stderr]     |
[INFO] [stderr] 303 |                drop(unsafe {
[INFO] [stderr]     |   _____________^    -
[INFO] [stderr]     |  |__________________|
[INFO] [stderr] 304 | ||                 // The `if` above makes sure that the inner value has been
[INFO] [stderr] 305 | ||                 // initialized.
[INFO] [stderr] 306 | ||                 std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr());
[INFO] [stderr] 307 | ||             });
[INFO] [stderr]     | ||_____________-^
[INFO] [stderr]     | |______________|
[INFO] [stderr]     |                argument has type `()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 303 ~             let _ = unsafe {
[INFO] [stderr] 304 |                 // The `if` above makes sure that the inner value has been
[INFO] [stderr] 305 |                 // initialized.
[INFO] [stderr] 306 |                 std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr());
[INFO] [stderr] 307 ~             };
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `global` (lib) generated 1 warning
[INFO] [stderr] warning: `global` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/global-9f9b9580825fcad0)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::borrow_immutably_while_immutably_borrowed ... ok
[INFO] [stdout] test test::ensure_drop ... ok
[INFO] [stdout] test test::no_race_extended_lock ... ok
[INFO] [stdout] test test::borrow_immutably_while_mutably_borrowed - should panic ... ok
[INFO] [stdout] test test::borrow_mutably_while_immutably_borrowed - should panic ... ok
[INFO] [stdout] test test::borrow_mutably_while_mutably_borrowed - should panic ... ok
[INFO] [stdout] test test::complex_thread_interactions ... ok
[INFO] [stdout] test test::no_race_condition ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests global
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - GlobalGuardMut (line 200) ... ok
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] test src/lib.rs - GlobalGuard (line 251) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1f22f6837e6db656bb35b0cf7d9753213cb8e5c468a246bd40297f0d762a05bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f22f6837e6db656bb35b0cf7d9753213cb8e5c468a246bd40297f0d762a05bc", kill_on_drop: false }`
[INFO] [stdout] 1f22f6837e6db656bb35b0cf7d9753213cb8e5c468a246bd40297f0d762a05bc
