[INFO] fetching crate shared-mutex 0.3.1...
[INFO] building shared-mutex-0.3.1 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate shared-mutex 0.3.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate shared-mutex 0.3.1 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shared-mutex 0.3.1
[INFO] finished tweaking crates.io crate shared-mutex 0.3.1
[INFO] tweaked toml for crates.io crate shared-mutex 0.3.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scoped-pool v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 452e4f3f7026064f5b26a4a5264c2b79ec0ae41ce0909e8d1ec562dfbb995558
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "452e4f3f7026064f5b26a4a5264c2b79ec0ae41ce0909e8d1ec562dfbb995558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "452e4f3f7026064f5b26a4a5264c2b79ec0ae41ce0909e8d1ec562dfbb995558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "452e4f3f7026064f5b26a4a5264c2b79ec0ae41ce0909e8d1ec562dfbb995558", kill_on_drop: false }`
[INFO] [stdout] 452e4f3f7026064f5b26a4a5264c2b79ec0ae41ce0909e8d1ec562dfbb995558
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87d979282c905db9bf3ed9682abdc3874a8e56c9c0e5780daa20a1e2433e3149
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "87d979282c905db9bf3ed9682abdc3874a8e56c9c0e5780daa20a1e2433e3149", kill_on_drop: false }`
[INFO] [stderr]    Compiling poison v0.1.0
[INFO] [stderr]    Compiling shared-mutex v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 80 |             Ok(try!(unsafe { SharedMutexReadGuard::new(self) }))
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:92:16
[INFO] [stdout]    |
[INFO] [stdout] 92 |             Ok(try!(unsafe { SharedMutexWriteGuard::new(self) }))
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/lib.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         unsafe { self.data.into_inner().into_inner() }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "87d979282c905db9bf3ed9682abdc3874a8e56c9c0e5780daa20a1e2433e3149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87d979282c905db9bf3ed9682abdc3874a8e56c9c0e5780daa20a1e2433e3149", kill_on_drop: false }`
[INFO] [stdout] 87d979282c905db9bf3ed9682abdc3874a8e56c9c0e5780daa20a1e2433e3149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0374fa2c21ec93e5bc4c73c0d4a1e4374ef66be2ceeb55d4915dae6f306a354
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d0374fa2c21ec93e5bc4c73c0d4a1e4374ef66be2ceeb55d4915dae6f306a354", kill_on_drop: false }`
[INFO] [stderr]    Compiling variance v0.1.3
[INFO] [stderr]    Compiling scopeguard v0.1.2
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 80 |             Ok(try!(unsafe { SharedMutexReadGuard::new(self) }))
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:92:16
[INFO] [stdout]    |
[INFO] [stdout] 92 |             Ok(try!(unsafe { SharedMutexWriteGuard::new(self) }))
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/lib.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         unsafe { self.data.into_inner().into_inner() }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] SG_CR_Eslkdjf: crossbeam, (82b36c53531d502b, b23c09e16862ea2a), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: crossbeam, (6bfd0b6d84ee8265, acee0d887a349c34), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: crossbeam, (5f540c567b7d2cf0, a2100462cd1022e5), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: crossbeam, (5216b257e58dcbde, 5ca130b562738973), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: crossbeam, (b5f096fdfe2e19e, a1c174b602c30426), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: crossbeam, (4ae3bbd6f048e1ef, b8f28f1a3ba63fce), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: crossbeam, (707fb22fb5ce0284, e1f155f3cda08ea6), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: crossbeam, (a73d41a3aaa8a125, 34112eda8868dfb4), 0, 0
[INFO] [stderr]    Compiling scoped-pool v0.1.10
[INFO] [stderr] SG_CR_Eslkdjf: scoped_pool, (68c755ed0057c32e, febef25c6b6548af), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: scoped_pool, (874df5831a26e352, a5e37efd4394f9aa), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: scoped_pool, (621d7310f7d9454c, b04b52de2fe64613), 16, 16
[INFO] [stderr] SG_CR_Eslkdjf: scoped_pool, (3b9d2e066a007b1, 568c6eacbc301cf3), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: scoped_pool, (d84e6bc374401d89, c042baa2c86966be), 0, 0
[INFO] [stderr]    Compiling shared-mutex v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 80 |             Ok(try!(unsafe { SharedMutexReadGuard::new(self) }))
[INFO] [stdout]    |                ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:24
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:92:16
[INFO] [stdout]    |
[INFO] [stdout] 92 |             Ok(try!(unsafe { SharedMutexWriteGuard::new(self) }))
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shared-mutex` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "d0374fa2c21ec93e5bc4c73c0d4a1e4374ef66be2ceeb55d4915dae6f306a354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0374fa2c21ec93e5bc4c73c0d4a1e4374ef66be2ceeb55d4915dae6f306a354", kill_on_drop: false }`
[INFO] [stdout] d0374fa2c21ec93e5bc4c73c0d4a1e4374ef66be2ceeb55d4915dae6f306a354