[INFO] cloning repository https://github.com/monsieursquirrel/every_beat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/monsieursquirrel/every_beat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonsieursquirrel%2Fevery_beat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonsieursquirrel%2Fevery_beat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f349e36eee58bd6e15f0d2c5f35a96459cb1930
[INFO] testing monsieursquirrel/every_beat against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmonsieursquirrel%2Fevery_beat" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/monsieursquirrel/every_beat on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/monsieursquirrel/every_beat
[INFO] finished tweaking git repo https://github.com/monsieursquirrel/every_beat
[INFO] tweaked toml for git repo https://github.com/monsieursquirrel/every_beat written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/monsieursquirrel/every_beat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-14/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 324cb9b4809305a8ece38dbc3e71564b87f4757ccf2f9eca5389f978c84cb490
[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" "324cb9b4809305a8ece38dbc3e71564b87f4757ccf2f9eca5389f978c84cb490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "324cb9b4809305a8ece38dbc3e71564b87f4757ccf2f9eca5389f978c84cb490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "324cb9b4809305a8ece38dbc3e71564b87f4757ccf2f9eca5389f978c84cb490", kill_on_drop: false }`
[INFO] [stdout] 324cb9b4809305a8ece38dbc3e71564b87f4757ccf2f9eca5389f978c84cb490
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86aa94bd47381641c89f4162507b3e0a9540806bb3a6d8c48d14053ea906545e
[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" "86aa94bd47381641c89f4162507b3e0a9540806bb3a6d8c48d14053ea906545e", kill_on_drop: false }`
[INFO] [stderr]    Compiling every_beat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/step_to_midi.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     -> Box<Iterator<Item=u8> + 'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=u8> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/step_to_midi.rs:76:46
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let track_len_location = file_data.len();;
[INFO] [stdout]    |                                              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/midi_variable_len.rs:11:51
[INFO] [stdout]    |
[INFO] [stdout] 11 |     .map(|i| ((val >> (i * 7)) & 0x7f) as u8 | if (i == 0) { 0 } else { 0x80 } )
[INFO] [stdout]    |                                                   ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/patterns.rs:117:47
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn step_iterator<'a>(&'a self) -> Box<Iterator<Item=Vec<Note>> + 'a> {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Vec<Note>> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SubCommand`
[INFO] [stdout]  --> src/main.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use clap::{Arg, App, SubCommand};
[INFO] [stdout]   |                      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:55:14
[INFO] [stdout]    |
[INFO] [stdout] 55 |     for i in (0..num_bars) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | /     File::create(outfile)
[INFO] [stdout] 64 | |     .and_then(|mut file| file.write_all(&file_data[..]) );
[INFO] [stdout]    | |__________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "86aa94bd47381641c89f4162507b3e0a9540806bb3a6d8c48d14053ea906545e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86aa94bd47381641c89f4162507b3e0a9540806bb3a6d8c48d14053ea906545e", kill_on_drop: false }`
[INFO] [stdout] 86aa94bd47381641c89f4162507b3e0a9540806bb3a6d8c48d14053ea906545e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14e2e44e99e93206e2d3f81a00ffd426e3f9ff7c9e82fd1d5ddb06991a616bd0
[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" "14e2e44e99e93206e2d3f81a00ffd426e3f9ff7c9e82fd1d5ddb06991a616bd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling every_beat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/step_to_midi.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     -> Box<Iterator<Item=u8> + 'a> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=u8> + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/step_to_midi.rs:76:46
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let track_len_location = file_data.len();;
[INFO] [stdout]    |                                              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/midi_variable_len.rs:11:51
[INFO] [stdout]    |
[INFO] [stdout] 11 |     .map(|i| ((val >> (i * 7)) & 0x7f) as u8 | if (i == 0) { 0 } else { 0x80 } )
[INFO] [stdout]    |                                                   ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/patterns.rs:117:47
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn step_iterator<'a>(&'a self) -> Box<Iterator<Item=Vec<Note>> + 'a> {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Vec<Note>> + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SubCommand`
[INFO] [stdout]  --> src/main.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 | use clap::{Arg, App, SubCommand};
[INFO] [stdout]   |                      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:55:14
[INFO] [stdout]    |
[INFO] [stdout] 55 |     for i in (0..num_bars) {
[INFO] [stdout]    |              ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | /     File::create(outfile)
[INFO] [stdout] 64 | |     .and_then(|mut file| file.write_all(&file_data[..]) );
[INFO] [stdout]    | |__________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "14e2e44e99e93206e2d3f81a00ffd426e3f9ff7c9e82fd1d5ddb06991a616bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14e2e44e99e93206e2d3f81a00ffd426e3f9ff7c9e82fd1d5ddb06991a616bd0", kill_on_drop: false }`
[INFO] [stdout] 14e2e44e99e93206e2d3f81a00ffd426e3f9ff7c9e82fd1d5ddb06991a616bd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71c717ce46f93786cc7282555a9cbeb7203add56c8a2531b6555c3c50c79d111
[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" "71c717ce46f93786cc7282555a9cbeb7203add56c8a2531b6555c3c50c79d111", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 1 test
[INFO] [stderr]   --> src/step_to_midi.rs:13:12
[INFO] [stdout] test midi_variable_len::sample_values ... ok
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 13 |     -> Box<Iterator<Item=u8> + 'a> {
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=u8> + 'a`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/step_to_midi.rs:76:46
[INFO] [stderr]    |
[INFO] [stderr] 76 |     let track_len_location = file_data.len();;
[INFO] [stderr]    |                                              ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/midi_variable_len.rs:11:51
[INFO] [stderr]    |
[INFO] [stderr] 11 |     .map(|i| ((val >> (i * 7)) & 0x7f) as u8 | if (i == 0) { 0 } else { 0x80 } )
[INFO] [stderr]    |                                                   ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/patterns.rs:117:47
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn step_iterator<'a>(&'a self) -> Box<Iterator<Item=Vec<Note>> + 'a> {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Vec<Note>> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SubCommand`
[INFO] [stderr]  --> src/main.rs:9:22
[INFO] [stderr]   |
[INFO] [stderr] 9 | use clap::{Arg, App, SubCommand};
[INFO] [stderr]   |                      ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/main.rs:55:14
[INFO] [stderr]    |
[INFO] [stderr] 55 |     for i in (0..num_bars) {
[INFO] [stderr]    |              ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 | /     File::create(outfile)
[INFO] [stderr] 64 | |     .and_then(|mut file| file.write_all(&file_data[..]) );
[INFO] [stderr]    | |__________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/every_beat-bf326052c8b469d1
[INFO] running `Command { std: "docker" "inspect" "71c717ce46f93786cc7282555a9cbeb7203add56c8a2531b6555c3c50c79d111", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71c717ce46f93786cc7282555a9cbeb7203add56c8a2531b6555c3c50c79d111", kill_on_drop: false }`
[INFO] [stdout] 71c717ce46f93786cc7282555a9cbeb7203add56c8a2531b6555c3c50c79d111