[INFO] fetching crate mappedheap 0.1.1...
[INFO] checking mappedheap-0.1.1 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate mappedheap 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mappedheap 0.1.1 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mappedheap 0.1.1
[INFO] finished tweaking crates.io crate mappedheap 0.1.1
[INFO] tweaked toml for crates.io crate mappedheap 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lock-wrappers v0.1.2
[INFO] [stderr]   Downloaded integer-atomics v1.0.2
[INFO] [stderr]   Downloaded futex v0.1.3
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8cf26c025c4010e5d78eb9155d81ce329bff0be6f9c3453baa31dc1f21b6cb1
[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" "c8cf26c025c4010e5d78eb9155d81ce329bff0be6f9c3453baa31dc1f21b6cb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8cf26c025c4010e5d78eb9155d81ce329bff0be6f9c3453baa31dc1f21b6cb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8cf26c025c4010e5d78eb9155d81ce329bff0be6f9c3453baa31dc1f21b6cb1", kill_on_drop: false }`
[INFO] [stdout] c8cf26c025c4010e5d78eb9155d81ce329bff0be6f9c3453baa31dc1f21b6cb1
[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" "-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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8186b9d408a96d4acd457208881aada3593372de4db87081ef17cca596c39d6
[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" "e8186b9d408a96d4acd457208881aada3593372de4db87081ef17cca596c39d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]     Checking lock-wrappers v0.1.2
[INFO] [stderr]     Checking integer-atomics v1.0.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking futex v0.1.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking mappedheap v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:231:14
[INFO] [stdout]     |
[INFO] [stdout] 231 |         Some(((fragment.addr + (id - fragment.offset) as usize * PAGESZ) as *mut [u8; PAGESZ]))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:231:14
[INFO] [stdout]     |
[INFO] [stdout] 231 |         Some(((fragment.addr + (id - fragment.offset) as usize * PAGESZ) as *mut [u8; PAGESZ]))
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:115:33
[INFO] [stdout]     |
[INFO] [stdout] 115 |             resize_lock: Mutex::new(),
[INFO] [stdout]     |                                 ^^^ function or associated item not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:117:32
[INFO] [stdout]     |
[INFO] [stdout] 117 |             alloc_lock: Mutex::new(),
[INFO] [stdout]     |                                ^^^ function or associated item not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:115:33
[INFO] [stdout]     |
[INFO] [stdout] 115 |             resize_lock: Mutex::new(),
[INFO] [stdout]     |                                 ^^^ function or associated item not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:117:32
[INFO] [stdout]     |
[INFO] [stdout] 117 |             alloc_lock: Mutex::new(),
[INFO] [stdout]     |                                ^^^ function or associated item not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `acquire` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:273:28
[INFO] [stdout]     |
[INFO] [stdout] 273 |         header.resize_lock.acquire();
[INFO] [stdout]     |                            ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `acquire` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:273:28
[INFO] [stdout]     |
[INFO] [stdout] 273 |         header.resize_lock.acquire();
[INFO] [stdout]     |                            ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `release` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:276:28
[INFO] [stdout]     |
[INFO] [stdout] 276 |         header.resize_lock.release();
[INFO] [stdout]     |                            ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `acquire` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:294:34
[INFO] [stdout]     |
[INFO] [stdout] 294 |         self.header().alloc_lock.acquire();
[INFO] [stdout]     |                                  ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `release` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:276:28
[INFO] [stdout]     |
[INFO] [stdout] 276 |         header.resize_lock.release();
[INFO] [stdout]     |                            ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `acquire` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:294:34
[INFO] [stdout]     |
[INFO] [stdout] 294 |         self.header().alloc_lock.acquire();
[INFO] [stdout]     |                                  ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `release` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:331:34
[INFO] [stdout]     |
[INFO] [stdout] 331 |         self.header().alloc_lock.release();
[INFO] [stdout]     |                                  ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `release` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:331:34
[INFO] [stdout]     |
[INFO] [stdout] 331 |         self.header().alloc_lock.release();
[INFO] [stdout]     |                                  ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `acquire` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:364:27
[INFO] [stdout]     |
[INFO] [stdout] 364 |         header.alloc_lock.acquire();
[INFO] [stdout]     |                           ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `acquire` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:364:27
[INFO] [stdout]     |
[INFO] [stdout] 364 |         header.alloc_lock.acquire();
[INFO] [stdout]     |                           ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `release` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:374:35
[INFO] [stdout]     |
[INFO] [stdout] 374 |                 header.alloc_lock.release();
[INFO] [stdout]     |                                   ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `release` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:374:35
[INFO] [stdout]     |
[INFO] [stdout] 374 |                 header.alloc_lock.release();
[INFO] [stdout]     |                                   ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `release` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:384:27
[INFO] [stdout]     |
[INFO] [stdout] 384 |         header.alloc_lock.release();
[INFO] [stdout]     |                           ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `release` found for struct `futex::raw::Mutex` in the current scope
[INFO] [stdout]    --> src/lib.rs:384:27
[INFO] [stdout]     |
[INFO] [stdout] 384 |         header.alloc_lock.release();
[INFO] [stdout]     |                           ^^^^^^^ method not found in `futex::raw::Mutex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mappedheap`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e8186b9d408a96d4acd457208881aada3593372de4db87081ef17cca596c39d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8186b9d408a96d4acd457208881aada3593372de4db87081ef17cca596c39d6", kill_on_drop: false }`
[INFO] [stdout] e8186b9d408a96d4acd457208881aada3593372de4db87081ef17cca596c39d6