[INFO] fetching crate grin-miner 0.4.2...
[INFO] checking grin-miner-0.4.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate grin-miner 0.4.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate grin-miner 0.4.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grin-miner 0.4.2
[INFO] finished tweaking crates.io crate grin-miner 0.4.2
[INFO] tweaked toml for crates.io crate grin-miner 0.4.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-utils v0.5.0
[INFO] [stderr]   Downloaded ncurses v5.99.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.2.6
[INFO] [stderr]   Downloaded crossbeam-epoch v0.6.1
[INFO] [stderr]   Downloaded cursive v0.9.2
[INFO] [stderr]   Downloaded enumset v0.3.19
[INFO] [stderr]   Downloaded enumset_derive v0.3.2
[INFO] [stderr]   Downloaded git2 v0.6.11
[INFO] [stderr]   Downloaded enum-map v0.4.1
[INFO] [stderr]   Downloaded xi-unicode v0.1.0
[INFO] [stderr]   Downloaded libgit2-sys v0.6.19
[INFO] [stderr]   Downloaded reexport-proc-macro v1.0.6
[INFO] [stderr]   Downloaded built v0.2.3
[INFO] [stderr]   Downloaded grin_miner_plugin v0.4.2
[INFO] [stderr]   Downloaded cuckoo_miner v0.4.2
[INFO] [stderr]   Downloaded grin_miner_config v0.4.2
[INFO] [stderr]   Downloaded grin_miner_util v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", 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] 9d694512238cae0683287e3dd0ca4545333f743d45a18c0459841b07737bf60d
[INFO] running `Command { std: "docker" "start" "-a" "9d694512238cae0683287e3dd0ca4545333f743d45a18c0459841b07737bf60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d694512238cae0683287e3dd0ca4545333f743d45a18c0459841b07737bf60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d694512238cae0683287e3dd0ca4545333f743d45a18c0459841b07737bf60d", kill_on_drop: false }`
[INFO] [stdout] 9d694512238cae0683287e3dd0ca4545333f743d45a18c0459841b07737bf60d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--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] c668e4177edff6549ae673de6f1603980953b7e4719cedbfc2ac6139abec6cc1
[INFO] running `Command { std: "docker" "start" "-a" "c668e4177edff6549ae673de6f1603980953b7e4719cedbfc2ac6139abec6cc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking slog v2.1.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking reexport-proc-macro v1.0.6
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.8
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[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking foreign-types v0.3.2
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[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking dirs-sys v0.3.5
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[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling cuckoo_miner v0.4.2
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libgit2-sys v0.6.19
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking slog-async v2.5.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking slog-term v2.6.0
[INFO] [stderr]    Compiling enumset_derive v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.58
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]     Checking enumset v0.3.19
[INFO] [stderr]     Checking enum-map v0.4.1
[INFO] [stderr]     Checking cursive v0.9.2
[INFO] [stderr]    Compiling git2 v0.6.11
[INFO] [stderr]    Compiling built v0.2.3
[INFO] [stderr]     Checking grin_miner_plugin v0.4.2
[INFO] [stderr]     Checking grin_miner_util v0.4.2
[INFO] [stderr]    Compiling grin-miner v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking grin_miner_config v0.4.2
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/tui/table.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |     on_sort: Option<Rc<Fn(&mut Cursive, H, Ordering)>>,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Cursive, H, Ordering)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/tui/table.rs:156:23
[INFO] [stdout]     |
[INFO] [stdout] 156 |     on_submit: Option<Rc<Fn(&mut Cursive, usize, usize)>>,
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Cursive, usize, usize)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/tui/table.rs:157:23
[INFO] [stdout]     |
[INFO] [stdout] 157 |     on_select: Option<Rc<Fn(&mut Cursive, usize, usize)>>,
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Cursive, usize, usize)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/tui/menu.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn create() -> Box<View> {
[INFO] [stdout]    |                        ^^^^ help: use `dyn`: `dyn View`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/tui/mining.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn create() -> Box<View> {
[INFO] [stdout]     |                        ^^^^ help: use `dyn`: `dyn View`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/tui/version.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn create() -> Box<View> {
[INFO] [stdout]    |                        ^^^^ help: use `dyn`: `dyn View`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/tui/types.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn create() -> Box<View>;
[INFO] [stdout]    |                        ^^^^ help: use `dyn`: `dyn View`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/tui/table.rs:153:21
[INFO] [stdout]     |
[INFO] [stdout] 153 |     on_sort: Option<Rc<Fn(&mut Cursive, H, Ordering)>>,
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Cursive, H, Ordering)`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/tui/table.rs:156:23
[INFO] [stdout]     |
[INFO] [stdout] 156 |     on_submit: Option<Rc<Fn(&mut Cursive, usize, usize)>>,
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Cursive, usize, usize)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/tui/table.rs:157:23
[INFO] [stdout]     |
[INFO] [stdout] 157 |     on_select: Option<Rc<Fn(&mut Cursive, usize, usize)>>,
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Cursive, usize, usize)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/tui/menu.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub fn create() -> Box<View> {
[INFO] [stdout]    |                        ^^^^ help: use `dyn`: `dyn View`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/bin/tui/mining.rs:106:21
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn create() -> Box<View> {
[INFO] [stdout]     |                        ^^^^ help: use `dyn`: `dyn View`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/tui/version.rs:36:21
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn create() -> Box<View> {
[INFO] [stdout]    |                        ^^^^ help: use `dyn`: `dyn View`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/tui/types.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn create() -> Box<View>;
[INFO] [stdout]    |                        ^^^^ help: use `dyn`: `dyn View`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 35s
[INFO] running `Command { std: "docker" "inspect" "c668e4177edff6549ae673de6f1603980953b7e4719cedbfc2ac6139abec6cc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c668e4177edff6549ae673de6f1603980953b7e4719cedbfc2ac6139abec6cc1", kill_on_drop: false }`
[INFO] [stdout] c668e4177edff6549ae673de6f1603980953b7e4719cedbfc2ac6139abec6cc1