[INFO] cloning repository https://github.com/lukecollier/sink
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukecollier/sink" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukecollier%2Fsink", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukecollier%2Fsink'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50229fdffb201ef0d089ba4eb91aeee983a1e27b
[INFO] building lukecollier/sink against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukecollier%2Fsink" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lukecollier/sink on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lukecollier/sink
[INFO] finished tweaking git repo https://github.com/lukecollier/sink
[INFO] tweaked toml for git repo https://github.com/lukecollier/sink written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/lukecollier/sink already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f67ecc0ddafe98e8e8ab6d95180cae72f1203049f3b3b68d43653e764258f808
[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" "f67ecc0ddafe98e8e8ab6d95180cae72f1203049f3b3b68d43653e764258f808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f67ecc0ddafe98e8e8ab6d95180cae72f1203049f3b3b68d43653e764258f808", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67ecc0ddafe98e8e8ab6d95180cae72f1203049f3b3b68d43653e764258f808", kill_on_drop: false }`
[INFO] [stdout] f67ecc0ddafe98e8e8ab6d95180cae72f1203049f3b3b68d43653e764258f808
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8cdd1230978b9f156f43ca41b778b0f0a78886496c08ecdd2b6b7a1cc524872
[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" "a8cdd1230978b9f156f43ca41b778b0f0a78886496c08ecdd2b6b7a1cc524872", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling serde v1.0.87
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling seahash v3.0.5
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling colored v1.7.0
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling filetime v0.2.4
[INFO] [stderr]    Compiling rand v0.4.5
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-io v0.1.11
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling ws v0.7.9
[INFO] [stderr]    Compiling twox-hash v1.1.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr]    Compiling inotify v0.6.1
[INFO] [stderr]    Compiling notify v4.0.7
[INFO] [stderr]    Compiling bincode v1.0.1
[INFO] [stderr]    Compiling core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stdout] warning: unused import: `core`
[INFO] [stdout]  --> client/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use core;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> core/src/hash_tree.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn new(hasher: &mut Hasher) -> Node;
[INFO] [stdout]   |                         ^^^^^^ help: use `dyn`: `dyn Hasher`
[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]  --> core/src/hash_tree.rs:8:39
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn update(&mut self, hasher: &mut Hasher) -> Self;
[INFO] [stdout]   |                                       ^^^^^^ help: use `dyn`: `dyn Hasher`
[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]  --> core/src/hash_tree.rs:9:41
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn hash_key(&mut self, hasher: &mut Hasher);
[INFO] [stdout]   |                                         ^^^^^^ help: use `dyn`: `dyn Hasher`
[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]   --> core/src/hash_tree.rs:10:42
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn hash_node(&mut self, hasher: &mut Hasher) -> u64;
[INFO] [stdout]    |                                          ^^^^^^ help: use `dyn`: `dyn Hasher`
[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]   --> core/src/hash_tree.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn new(hasher: &mut Hasher) -> Self {
[INFO] [stdout]    |                         ^^^^^^ help: use `dyn`: `dyn Hasher`
[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]   --> core/src/hash_tree.rs:39:43
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn update(&mut self, mut hasher: &mut Hasher) -> Self  {
[INFO] [stdout]    |                                           ^^^^^^ help: use `dyn`: `dyn Hasher`
[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]   --> core/src/hash_tree.rs:46:41
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn hash_key(&mut self, hasher: &mut Hasher) {
[INFO] [stdout]    |                                         ^^^^^^ help: use `dyn`: `dyn Hasher`
[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]   --> core/src/hash_tree.rs:50:42
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn hash_node(&mut self, hasher: &mut Hasher) -> u64 {
[INFO] [stdout]    |                                          ^^^^^^ help: use `dyn`: `dyn Hasher`
[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]    --> core/src/hash_tree.rs:105:43
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn calc_hash(bytes: Vec<u8>, hasher: &mut Hasher) -> u64 {
[INFO] [stdout]     |                                           ^^^^^^ help: use `dyn`: `dyn Hasher`
[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]   --> core/src/lib.rs:22:32
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn visit_dirs(dir: &Path, cb: &Fn(PathBuf) -> Result<u64>) -> Result<()> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(PathBuf) -> Result<u64>`
[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: unused variable: `user`
[INFO] [stdout]   --> client/src/lib.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn init(user: &str) -> Result<&'static str, &'static str> {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_user`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]   --> core/src/hash_tree.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let node: Node = iterator.collect();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0382]: use of moved value: `iterator`
[INFO] [stdout]    --> core/src/hash_tree.rs:42:26
[INFO] [stdout]     |
[INFO] [stdout] 40  |         let iterator = self.clone().into_iter();
[INFO] [stdout]     |             -------- move occurs because `iterator` has type `HashTreeIterator`, which does not implement the `Copy` trait
[INFO] [stdout] 41  |         iterator.for_each(|mut node| node.hash_key(&mut hasher)); 
[INFO] [stdout]     |                  ----------------------------------------------- `iterator` moved due to this method call
[INFO] [stdout] 42  |         let node: Node = iterator.collect();
[INFO] [stdout]     |                          ^^^^^^^^ value used here after move
[INFO] [stdout]     |
[INFO] [stdout] note: this function takes ownership of the receiver `self`, which moves `iterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0382`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core`
[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] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a8cdd1230978b9f156f43ca41b778b0f0a78886496c08ecdd2b6b7a1cc524872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8cdd1230978b9f156f43ca41b778b0f0a78886496c08ecdd2b6b7a1cc524872", kill_on_drop: false }`
[INFO] [stdout] a8cdd1230978b9f156f43ca41b778b0f0a78886496c08ecdd2b6b7a1cc524872
