[INFO] updating cached repository https://github.com/ahdinosaur/metronome
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 62baf61cb4dc0873e24a0d1abc854e622ff13743
[INFO] testing ahdinosaur/metronome against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahdinosaur%2Fmetronome" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ahdinosaur/metronome on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ahdinosaur/metronome
[INFO] finished tweaking git repo https://github.com/ahdinosaur/metronome
[INFO] tweaked toml for git repo https://github.com/ahdinosaur/metronome written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/ahdinosaur/metronome already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 05de61bda4203eac44c7f9ea447d260440b885dd060900fed5566b2685b0eafa
[INFO] running `"docker" "start" "-a" "05de61bda4203eac44c7f9ea447d260440b885dd060900fed5566b2685b0eafa"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling ncurses v5.91.0
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling metronome v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/interface.rs:79:13
[INFO] [stderr]    |
[INFO] [stderr] 40 | /             loop {
[INFO] [stderr] 41 | |                 let ch = ncurses::wget_wch(ncurses::stdscr());
[INFO] [stderr] 42 | |
[INFO] [stderr] 43 | |                 match ch {
[INFO] [stderr] ...  |
[INFO] [stderr] 75 | |                 ncurses::refresh();
[INFO] [stderr] 76 | |             }
[INFO] [stderr]    | |_____________- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 79 |               ncurses::endwin();
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/interface.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |         for i in 0..ticks_since_beat.to_integer() {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/interface.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |         for i in 0..beats_since_bar.to_integer() {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/interface.rs:139:13
[INFO] [stderr]     |
[INFO] [stderr] 139 |         for i in 0..bars_since_loop.to_integer() {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_first_tick`
[INFO] [stderr]    --> src/clock.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn is_first_tick (&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_first_beat`
[INFO] [stderr]    --> src/clock.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     pub fn is_first_beat (&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_first_bar`
[INFO] [stderr]    --> src/clock.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     pub fn is_first_bar (&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.82s
[INFO] running `"docker" "inspect" "05de61bda4203eac44c7f9ea447d260440b885dd060900fed5566b2685b0eafa"`
[INFO] running `"docker" "rm" "-f" "05de61bda4203eac44c7f9ea447d260440b885dd060900fed5566b2685b0eafa"`
[INFO] [stdout] 05de61bda4203eac44c7f9ea447d260440b885dd060900fed5566b2685b0eafa
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1750ce49725317831352553fbdbab4adb4198f390ca6ac128eb2a42ba52462b7
[INFO] running `"docker" "start" "-a" "1750ce49725317831352553fbdbab4adb4198f390ca6ac128eb2a42ba52462b7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling metronome v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/interface.rs:79:13
[INFO] [stderr]    |
[INFO] [stderr] 40 | /             loop {
[INFO] [stderr] 41 | |                 let ch = ncurses::wget_wch(ncurses::stdscr());
[INFO] [stderr] 42 | |
[INFO] [stderr] 43 | |                 match ch {
[INFO] [stderr] ...  |
[INFO] [stderr] 75 | |                 ncurses::refresh();
[INFO] [stderr] 76 | |             }
[INFO] [stderr]    | |_____________- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 79 |               ncurses::endwin();
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/interface.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |         for i in 0..ticks_since_beat.to_integer() {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/interface.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |         for i in 0..beats_since_bar.to_integer() {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/interface.rs:139:13
[INFO] [stderr]     |
[INFO] [stderr] 139 |         for i in 0..bars_since_loop.to_integer() {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_first_tick`
[INFO] [stderr]    --> src/clock.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn is_first_tick (&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_first_beat`
[INFO] [stderr]    --> src/clock.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     pub fn is_first_beat (&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_first_bar`
[INFO] [stderr]    --> src/clock.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     pub fn is_first_bar (&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "1750ce49725317831352553fbdbab4adb4198f390ca6ac128eb2a42ba52462b7"`
[INFO] running `"docker" "rm" "-f" "1750ce49725317831352553fbdbab4adb4198f390ca6ac128eb2a42ba52462b7"`
[INFO] [stdout] 1750ce49725317831352553fbdbab4adb4198f390ca6ac128eb2a42ba52462b7
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a3d6688d489c7d9f73b7d85e54d26d6b27262012c1f37767679a6337a08d19a5
[INFO] running `"docker" "start" "-a" "a3d6688d489c7d9f73b7d85e54d26d6b27262012c1f37767679a6337a08d19a5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/interface.rs:79:13
[INFO] [stderr]    |
[INFO] [stderr] 40 | /             loop {
[INFO] [stderr] 41 | |                 let ch = ncurses::wget_wch(ncurses::stdscr());
[INFO] [stderr] 42 | |
[INFO] [stderr] 43 | |                 match ch {
[INFO] [stderr] ...  |
[INFO] [stderr] 75 | |                 ncurses::refresh();
[INFO] [stderr] 76 | |             }
[INFO] [stderr]    | |_____________- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 79 |               ncurses::endwin();
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/interface.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |         for i in 0..ticks_since_beat.to_integer() {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/interface.rs:127:13
[INFO] [stderr]     |
[INFO] [stderr] 127 |         for i in 0..beats_since_bar.to_integer() {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/interface.rs:139:13
[INFO] [stderr]     |
[INFO] [stderr] 139 |         for i in 0..bars_since_loop.to_integer() {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_first_tick`
[INFO] [stderr]    --> src/clock.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn is_first_tick (&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_first_beat`
[INFO] [stderr]    --> src/clock.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     pub fn is_first_beat (&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_first_bar`
[INFO] [stderr]    --> src/clock.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     pub fn is_first_bar (&self) -> bool {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/metronome-c5d266d428a42480
[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 `"docker" "inspect" "a3d6688d489c7d9f73b7d85e54d26d6b27262012c1f37767679a6337a08d19a5"`
[INFO] running `"docker" "rm" "-f" "a3d6688d489c7d9f73b7d85e54d26d6b27262012c1f37767679a6337a08d19a5"`
[INFO] [stdout] a3d6688d489c7d9f73b7d85e54d26d6b27262012c1f37767679a6337a08d19a5