[INFO] fetching crate grin-miner 0.4.2...
[INFO] testing grin-miner-0.4.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate grin-miner 0.4.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate grin-miner 0.4.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] a4ee5bd1b656545c06a7d20c06f9297eea7e4f1dceca369ff5426244ebc6474e
[INFO] running `Command { std: "docker" "start" "-a" "a4ee5bd1b656545c06a7d20c06f9297eea7e4f1dceca369ff5426244ebc6474e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4ee5bd1b656545c06a7d20c06f9297eea7e4f1dceca369ff5426244ebc6474e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ee5bd1b656545c06a7d20c06f9297eea7e4f1dceca369ff5426244ebc6474e", kill_on_drop: false }`
[INFO] [stdout] a4ee5bd1b656545c06a7d20c06f9297eea7e4f1dceca369ff5426244ebc6474e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f717c8a88901bf8857b00576b4c328a26f3c924c64c29a45760165f20a305f63
[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" "f717c8a88901bf8857b00576b4c328a26f3c924c64c29a45760165f20a305f63", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.1.1
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling array-macro v1.0.5
[INFO] [stderr]    Compiling reexport-proc-macro v1.0.6
[INFO] [stderr]    Compiling xi-unicode v0.1.0
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling libgit2-sys v0.6.19
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]    Compiling enumset_derive v0.3.2
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling grin_miner_plugin v0.4.2
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling slog-async v2.5.0
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling cuckoo_miner v0.4.2
[INFO] [stderr]    Compiling crossbeam-channel v0.2.6
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling slog-term v2.6.0
[INFO] [stderr]    Compiling enum-map v0.4.1
[INFO] [stderr]    Compiling grin_miner_util v0.4.2
[INFO] [stderr]    Compiling enumset v0.3.19
[INFO] [stderr]    Compiling cursive v0.9.2
[INFO] [stderr]    Compiling git2 v0.6.11
[INFO] [stderr]    Compiling grin_miner_config v0.4.2
[INFO] [stderr]    Compiling built v0.2.3
[INFO] [stderr]    Compiling grin-miner v0.4.2 (/opt/rustwide/workdir)
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "f717c8a88901bf8857b00576b4c328a26f3c924c64c29a45760165f20a305f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f717c8a88901bf8857b00576b4c328a26f3c924c64c29a45760165f20a305f63", kill_on_drop: false }`
[INFO] [stdout] f717c8a88901bf8857b00576b4c328a26f3c924c64c29a45760165f20a305f63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b5a60fe064edddea7c968f2f36827a1b0c9e5249ec36887d897f71d9b91ebe5
[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" "5b5a60fe064edddea7c968f2f36827a1b0c9e5249ec36887d897f71d9b91ebe5", kill_on_drop: false }`
[INFO] [stderr]    Compiling grin-miner v0.4.2 (/opt/rustwide/workdir)
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "5b5a60fe064edddea7c968f2f36827a1b0c9e5249ec36887d897f71d9b91ebe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b5a60fe064edddea7c968f2f36827a1b0c9e5249ec36887d897f71d9b91ebe5", kill_on_drop: false }`
[INFO] [stdout] 5b5a60fe064edddea7c968f2f36827a1b0c9e5249ec36887d897f71d9b91ebe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0615ee7993367ff5de997989c85d08a01a84772bb39423c290a65465817e1e0
[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" "f0615ee7993367ff5de997989c85d08a01a84772bb39423c290a65465817e1e0", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/tui/table.rs:153:21
[INFO] [stderr]     |
[INFO] [stderr] 153 |     on_sort: Option<Rc<Fn(&mut Cursive, H, Ordering)>>,
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Cursive, H, Ordering)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/tui/table.rs:156:23
[INFO] [stderr]     |
[INFO] [stderr] 156 |     on_submit: Option<Rc<Fn(&mut Cursive, usize, usize)>>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Cursive, usize, usize)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/tui/table.rs:157:23
[INFO] [stderr]     |
[INFO] [stderr] 157 |     on_select: Option<Rc<Fn(&mut Cursive, usize, usize)>>,
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Cursive, usize, usize)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/tui/menu.rs:28:24
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub fn create() -> Box<View> {
[INFO] [stderr]    |                        ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/bin/tui/mining.rs:106:21
[INFO] [stderr]     |
[INFO] [stderr] 106 |     fn create() -> Box<View> {
[INFO] [stderr]     |                        ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/tui/version.rs:36:21
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn create() -> Box<View> {
[INFO] [stderr]    |                        ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/tui/types.rs:35:21
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn create() -> Box<View>;
[INFO] [stderr]    |                        ^^^^ help: use `dyn`: `dyn View`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/grin_miner-e4cf56db748c433f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f0615ee7993367ff5de997989c85d08a01a84772bb39423c290a65465817e1e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0615ee7993367ff5de997989c85d08a01a84772bb39423c290a65465817e1e0", kill_on_drop: false }`
[INFO] [stdout] f0615ee7993367ff5de997989c85d08a01a84772bb39423c290a65465817e1e0