[INFO] cloning repository https://github.com/paritytech/whisper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paritytech/whisper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fwhisper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fwhisper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e68b28c0ff8cacfc160f8c5dbc8dc56182155c00
[INFO] building paritytech/whisper against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fwhisper" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paritytech/whisper on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paritytech/whisper
[INFO] finished tweaking git repo https://github.com/paritytech/whisper
[INFO] tweaked toml for git repo https://github.com/paritytech/whisper written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/paritytech/whisper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/parity-ethereum.git`
[INFO] [stderr]     Updating git submodule `https://github.com/ethereum/tests.git`
[INFO] [stderr]     Updating git submodule `https://github.com/paritytech/wasm-tests`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/rust-secp256k1`
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[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f000ad13af0707bec78b65bfe3c0d1a4f996b2cdc0702b64ab49968ed6797cb
[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" "3f000ad13af0707bec78b65bfe3c0d1a4f996b2cdc0702b64ab49968ed6797cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f000ad13af0707bec78b65bfe3c0d1a4f996b2cdc0702b64ab49968ed6797cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f000ad13af0707bec78b65bfe3c0d1a4f996b2cdc0702b64ab49968ed6797cb", kill_on_drop: false }`
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[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3498e0f63a10ffce1cd66d56196014c9c4cc7918846ba4ed68a2f5283dfa615
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[INFO] running `Command { std: "docker" "start" "-a" "d3498e0f63a10ffce1cd66d56196014c9c4cc7918846ba4ed68a2f5283dfa615", kill_on_drop: false }`
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[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/net/mod.rs:389:28
[INFO] [stdout]     |
[INFO] [stdout] 389 |     fn disconnect_peer(&self, PeerId);
[INFO] [stdout]     |                               ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: PeerId`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/net/mod.rs:391:25
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn disable_peer(&self, PeerId);
[INFO] [stdout]     |                            ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: PeerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/net/mod.rs:393:21
[INFO] [stdout]     |
[INFO] [stdout] 393 |     fn node_key(&self, PeerId) -> Option<NodeId>;
[INFO] [stdout]     |                        ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: PeerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/net/mod.rs:395:29
[INFO] [stdout]     |
[INFO] [stdout] 395 |     fn protocol_version(&self, ProtocolId, PeerId) -> Option<u8>;
[INFO] [stdout]     |                                ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: ProtocolId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/net/mod.rs:395:41
[INFO] [stdout]     |
[INFO] [stdout] 395 |     fn protocol_version(&self, ProtocolId, PeerId) -> Option<u8>;
[INFO] [stdout]     |                                            ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: PeerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/net/mod.rs:397:17
[INFO] [stdout]     |
[INFO] [stdout] 397 |     fn send(&self, PeerId, u8, Vec<u8>);
[INFO] [stdout]     |                    ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: PeerId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/net/mod.rs:397:25
[INFO] [stdout]     |
[INFO] [stdout] 397 |     fn send(&self, PeerId, u8, Vec<u8>);
[INFO] [stdout]     |                            ^^ help: try naming the parameter or explicitly ignoring it: `_: u8`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/net/mod.rs:397:29
[INFO] [stdout]     |
[INFO] [stdout] 397 |     fn send(&self, PeerId, u8, Vec<u8>);
[INFO] [stdout]     |                                ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Vec<u8>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/mod.rs:689:28
[INFO] [stdout]     |
[INFO] [stdout] 689 |     fn initialize(&self, io: &NetworkContext) {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkContext`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/mod.rs:695:22
[INFO] [stdout]     |
[INFO] [stdout] 695 |     fn read(&self, io: &NetworkContext, peer: &PeerId, packet_id: u8, data: &[u8]) {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkContext`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/mod.rs:699:27
[INFO] [stdout]     |
[INFO] [stdout] 699 |     fn connected(&self, io: &NetworkContext, peer: &PeerId) {
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkContext`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/mod.rs:704:31
[INFO] [stdout]     |
[INFO] [stdout] 704 |     fn disconnected(&self, _io: &NetworkContext, peer: &PeerId) {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkContext`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/mod.rs:708:25
[INFO] [stdout]     |
[INFO] [stdout] 708 |     fn timeout(&self, io: &NetworkContext, timer: TimerToken) {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkContext`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/mod.rs:722:29
[INFO] [stdout]     |
[INFO] [stdout] 722 |     fn initialize(&self, _io: &NetworkContext) { }
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkContext`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/mod.rs:724:23
[INFO] [stdout]     |
[INFO] [stdout] 724 |     fn read(&self, _io: &NetworkContext, _peer: &PeerId, _id: u8, _msg: &[u8]) { }
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkContext`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/mod.rs:726:28
[INFO] [stdout]     |
[INFO] [stdout] 726 |     fn connected(&self, _io: &NetworkContext, _peer: &PeerId) { }
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkContext`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/mod.rs:728:31
[INFO] [stdout]     |
[INFO] [stdout] 728 |     fn disconnected(&self, _io: &NetworkContext, _peer: &PeerId) { }
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkContext`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/net/mod.rs:730:26
[INFO] [stdout]     |
[INFO] [stdout] 730 |     fn timeout(&self, _io: &NetworkContext, _timer: TimerToken) { }
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkContext`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rpc/filter.rs:51:29
[INFO] [stdout]    |
[INFO] [stdout] 51 |     tx: Mutex<mpsc::Sender<Box<Fn() + Send>>>,
[INFO] [stdout]    |                                ^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/rpc/filter.rs:60:38
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let (tx, rx) = mpsc::channel::<Box<Fn() + Send>>();
[INFO] [stdout]    |                                            ^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rpc/payload.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / bitflags! {
[INFO] [stdout] 46 | |     struct Flags: u8 {
[INFO] [stdout] 47 | |         const FLAG_PAD_LEN_HIGH = 0b10000000;
[INFO] [stdout] 48 | |         const FLAG_PAD_LEN_LOW  = 0b01000000;
[INFO] [stdout] 49 | |         const FLAG_SIGNED       = 0b00100000;
[INFO] [stdout] 50 | |     }
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rpc/payload.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / bitflags! {
[INFO] [stdout] 46 | |     struct Flags: u8 {
[INFO] [stdout] 47 | |         const FLAG_PAD_LEN_HIGH = 0b10000000;
[INFO] [stdout] 48 | |         const FLAG_PAD_LEN_LOW  = 0b01000000;
[INFO] [stdout] 49 | |         const FLAG_SIGNED       = 0b00100000;
[INFO] [stdout] 50 | |     }
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/rpc/payload.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | / bitflags! {
[INFO] [stdout] 46 | |     struct Flags: u8 {
[INFO] [stdout] 47 | |         const FLAG_PAD_LEN_HIGH = 0b10000000;
[INFO] [stdout] 48 | |         const FLAG_PAD_LEN_LOW  = 0b01000000;
[INFO] [stdout] 49 | |         const FLAG_SIGNED       = 0b00100000;
[INFO] [stdout] 50 | |     }
[INFO] [stdout] 51 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/rpc/payload.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |         0 ... 8 => Some(1),
[INFO] [stdout]    |           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/rpc/payload.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |         0 ... 16 => Some(2),
[INFO] [stdout]    |           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/rpc/payload.rs:71:5
[INFO] [stdout]    |
[INFO] [stdout] 71 |         0 ... 24 => Some(3),
[INFO] [stdout]    |           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/rpc/mod.rs:84:28
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn add_private_key(&self, types::Private) -> Result<types::Identity, Error>;
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: types::Private`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/rpc/mod.rs:92:24
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn add_sym_key(&self, types::Symmetric) -> Result<types::Identity, Error>;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: types::Symmetric`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/rpc/mod.rs:96:23
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn get_public(&self, types::Identity) -> Result<types::Public, Error>;
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: types::Identity`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/rpc/mod.rs:100:24
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn get_private(&self, types::Identity) -> Result<types::Private, Error>;
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: types::Identity`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/rpc/mod.rs:104:26
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn get_symmetric(&self, types::Identity) -> Result<types::Symmetric, Error>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: types::Identity`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/rpc/mod.rs:111:23
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn remove_key(&self, types::Identity) -> Result<bool, Error>;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: types::Identity`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/rpc/mod.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn post(&self, types::PostRequest) -> Result<bool, Error>;
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: types::PostRequest`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/rpc/mod.rs:119:23
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn new_filter(&self, types::FilterRequest) -> Result<types::Identity, Error>;
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: types::FilterRequest`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/rpc/mod.rs:123:25
[INFO] [stdout]     |
[INFO] [stdout] 123 |     fn poll_changes(&self, types::Identity) -> Result<Vec<types::FilterItem>, Error>;
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: types::Identity`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/rpc/mod.rs:127:26
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn delete_filter(&self, types::Identity) -> Result<bool, Error>;
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: types::Identity`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/rpc/mod.rs:138:22
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn subscribe(&self, Self::Metadata, Subscriber<types::FilterItem>, types::FilterRequest);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Metadata`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/rpc/mod.rs:138:38
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn subscribe(&self, Self::Metadata, Subscriber<types::FilterItem>, types::FilterRequest);
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Subscriber<types::FilterItem>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/rpc/mod.rs:138:69
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn subscribe(&self, Self::Metadata, Subscriber<types::FilterItem>, types::FilterRequest);
[INFO] [stdout]     |                                                                        ^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: types::FilterRequest`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/rpc/mod.rs:143:24
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn unsubscribe(&self, Option<Self::Metadata>, SubscriptionId) -> Result<bool, Error>;
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Option<Self::Metadata>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/rpc/mod.rs:143:48
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn unsubscribe(&self, Option<Self::Metadata>, SubscriptionId) -> Result<bool, Error>;
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: SubscriptionId`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 41 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.87s
[INFO] running `Command { std: "docker" "inspect" "d3498e0f63a10ffce1cd66d56196014c9c4cc7918846ba4ed68a2f5283dfa615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3498e0f63a10ffce1cd66d56196014c9c4cc7918846ba4ed68a2f5283dfa615", kill_on_drop: false }`
[INFO] [stdout] d3498e0f63a10ffce1cd66d56196014c9c4cc7918846ba4ed68a2f5283dfa615
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5740fea990eb799b66c21591bc68485e505d25fe7a4c1364a02e0bdabe72f363
[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" "5740fea990eb799b66c21591bc68485e505d25fe7a4c1364a02e0bdabe72f363", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "5740fea990eb799b66c21591bc68485e505d25fe7a4c1364a02e0bdabe72f363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5740fea990eb799b66c21591bc68485e505d25fe7a4c1364a02e0bdabe72f363", kill_on_drop: false }`
[INFO] [stdout] 5740fea990eb799b66c21591bc68485e505d25fe7a4c1364a02e0bdabe72f363
