[INFO] fetching crate icefalldb 0.1.0...
[INFO] testing icefalldb-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate icefalldb 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate icefalldb 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate icefalldb 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate icefalldb 0.1.0
[INFO] tweaked toml for crates.io crate icefalldb 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c131f9e0b03f52fdb4ea78c296fc8546433199cd42f092b8ce1dce4a66805536
[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" "c131f9e0b03f52fdb4ea78c296fc8546433199cd42f092b8ce1dce4a66805536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c131f9e0b03f52fdb4ea78c296fc8546433199cd42f092b8ce1dce4a66805536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c131f9e0b03f52fdb4ea78c296fc8546433199cd42f092b8ce1dce4a66805536", kill_on_drop: false }`
[INFO] [stdout] c131f9e0b03f52fdb4ea78c296fc8546433199cd42f092b8ce1dce4a66805536
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fe5ac5b48bd55ee1e9f117911c78d797d408b160b19a1b643432daa482ff3c6
[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" "2fe5ac5b48bd55ee1e9f117911c78d797d408b160b19a1b643432daa482ff3c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling bincode v0.6.1
[INFO] [stderr]    Compiling icefalldb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:28:55
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:35:39
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:35:55
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:50:39
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:50:55
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:73:39
[INFO] [stdout]    |
[INFO] [stdout] 73 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:73:55
[INFO] [stdout]    |
[INFO] [stdout] 73 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:77:39
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:77:55
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:84:39
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:84:55
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:92:39
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:92:55
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:96:39
[INFO] [stdout]    |
[INFO] [stdout] 96 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:96:55
[INFO] [stdout]    |
[INFO] [stdout] 96 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:100:39
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:100:55
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/page.rs:54:24
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/page.rs:54:40
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/page.rs:63:24
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/page.rs:63:40
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/tree.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/tree.rs:17:40
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/tree.rs:29:24
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/tree.rs:29:40
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log.rs:221:27
[INFO] [stdout]     |
[INFO] [stdout] 221 |                 if header.compare_and_swap(hv as usize, sealed as usize, Ordering::SeqCst) ==
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log.rs:252:27
[INFO] [stdout]     |
[INFO] [stdout] 252 |                 if header.compare_and_swap(hv as usize, claimed as usize, Ordering::SeqCst) !=
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log.rs:363:28
[INFO] [stdout]     |
[INFO] [stdout] 363 |             if self.header.compare_and_swap(hv as usize, hv2 as usize, Ordering::SeqCst) ==
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/log.rs:319:13
[INFO] [stdout]     |
[INFO] [stdout] 319 |         let mut out_buf = unsafe { (*self.buf.get()).as_mut_slice() };
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "2fe5ac5b48bd55ee1e9f117911c78d797d408b160b19a1b643432daa482ff3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe5ac5b48bd55ee1e9f117911c78d797d408b160b19a1b643432daa482ff3c6", kill_on_drop: false }`
[INFO] [stdout] 2fe5ac5b48bd55ee1e9f117911c78d797d408b160b19a1b643432daa482ff3c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9e9d4d28b2c65b74b8e50925b4604b0e25b7b245673308f763d8fbf8aae0fa91
[INFO] running `Command { std: "docker" "start" "-a" "9e9d4d28b2c65b74b8e50925b4604b0e25b7b245673308f763d8fbf8aae0fa91", kill_on_drop: false }`
[INFO] [stderr]    Compiling quickcheck v0.2.27
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:28:55
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:35:39
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:35:55
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:50:39
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:50:55
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:73:39
[INFO] [stdout]    |
[INFO] [stdout] 73 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:73:55
[INFO] [stdout]    |
[INFO] [stdout] 73 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:77:39
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:77:55
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:84:39
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:84:55
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:92:39
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:92:55
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:96:39
[INFO] [stdout]    |
[INFO] [stdout] 96 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:96:55
[INFO] [stdout]    |
[INFO] [stdout] 96 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:100:39
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:100:55
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/page.rs:54:24
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/page.rs:54:40
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/page.rs:63:24
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/page.rs:63:40
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/tree.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/tree.rs:17:40
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/tree.rs:29:24
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/tree.rs:29:40
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log.rs:221:27
[INFO] [stdout]     |
[INFO] [stdout] 221 |                 if header.compare_and_swap(hv as usize, sealed as usize, Ordering::SeqCst) ==
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log.rs:252:27
[INFO] [stdout]     |
[INFO] [stdout] 252 |                 if header.compare_and_swap(hv as usize, claimed as usize, Ordering::SeqCst) !=
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log.rs:363:28
[INFO] [stdout]     |
[INFO] [stdout] 363 |             if self.header.compare_and_swap(hv as usize, hv2 as usize, Ordering::SeqCst) ==
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/log.rs:319:13
[INFO] [stdout]     |
[INFO] [stdout] 319 |         let mut out_buf = unsafe { (*self.buf.get()).as_mut_slice() };
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling icefalldb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `rsdb`
[INFO] [stdout]  --> test/test.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate rsdb;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `icefalldb` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:28:55
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:35:39
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:35:55
[INFO] [stdout]    |
[INFO] [stdout] 35 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:50:39
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:50:55
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:73:39
[INFO] [stdout]    |
[INFO] [stdout] 73 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:73:55
[INFO] [stdout]    |
[INFO] [stdout] 73 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:77:39
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:77:55
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:84:39
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:84:55
[INFO] [stdout]    |
[INFO] [stdout] 84 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:92:39
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:92:55
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:96:39
[INFO] [stdout]    |
[INFO] [stdout] 96 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/lib.rs:96:55
[INFO] [stdout]    |
[INFO] [stdout] 96 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:100:39
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:100:55
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[derive(Debug, Clone, Eq, PartialEq, RustcDecodable, RustcEncodable)]
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/page.rs:54:24
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/page.rs:54:40
[INFO] [stdout]    |
[INFO] [stdout] 54 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/page.rs:63:24
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/page.rs:63:40
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/tree.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/tree.rs:17:40
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/tree.rs:29:24
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/tree.rs:29:40
[INFO] [stdout]    |
[INFO] [stdout] 29 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log.rs:221:27
[INFO] [stdout]     |
[INFO] [stdout] 221 |                 if header.compare_and_swap(hv as usize, sealed as usize, Ordering::SeqCst) ==
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log.rs:252:27
[INFO] [stdout]     |
[INFO] [stdout] 252 |                 if header.compare_and_swap(hv as usize, claimed as usize, Ordering::SeqCst) !=
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/log.rs:363:28
[INFO] [stdout]     |
[INFO] [stdout] 363 |             if self.header.compare_and_swap(hv as usize, hv2 as usize, Ordering::SeqCst) ==
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/log.rs:319:13
[INFO] [stdout]     |
[INFO] [stdout] 319 |         let mut out_buf = unsafe { (*self.buf.get()).as_mut_slice() };
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9e9d4d28b2c65b74b8e50925b4604b0e25b7b245673308f763d8fbf8aae0fa91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e9d4d28b2c65b74b8e50925b4604b0e25b7b245673308f763d8fbf8aae0fa91", kill_on_drop: false }`
[INFO] [stdout] 9e9d4d28b2c65b74b8e50925b4604b0e25b7b245673308f763d8fbf8aae0fa91