[INFO] updating cached repository https://github.com/CodingPower472/bracket-generator
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23627ea45e6c71c9f21155670512a21664e8b8ba
[INFO] testing CodingPower472/bracket-generator against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodingPower472%2Fbracket-generator" "/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/CodingPower472/bracket-generator on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CodingPower472/bracket-generator
[INFO] finished tweaking git repo https://github.com/CodingPower472/bracket-generator
[INFO] tweaked toml for git repo https://github.com/CodingPower472/bracket-generator written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/CodingPower472/bracket-generator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e708eebbea2dd8827d9dee59a5ba6fb7eeedaa91905ec78e6686696848d244e
[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" "8e708eebbea2dd8827d9dee59a5ba6fb7eeedaa91905ec78e6686696848d244e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e708eebbea2dd8827d9dee59a5ba6fb7eeedaa91905ec78e6686696848d244e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e708eebbea2dd8827d9dee59a5ba6fb7eeedaa91905ec78e6686696848d244e", kill_on_drop: false }`
[INFO] [stdout] 8e708eebbea2dd8827d9dee59a5ba6fb7eeedaa91905ec78e6686696848d244e
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d1c8f8b7ca5772af6267912d0e906c6e6d21ae1697ab0723b112339ce41ad83
[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" "2d1c8f8b7ca5772af6267912d0e906c6e6d21ae1697ab0723b112339ce41ad83", kill_on_drop: false }`
[INFO] [stderr]    Compiling bracket-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Match`, `Team`, `fill_byes`
[INFO] [stdout]  --> src/main.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bracket_generator::{Team, Match, fill_byes, x_elim};
[INFO] [stdout]   |                         ^^^^  ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/bracket_generator.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |             (Team::Bye, Team::Bye) => (None, None),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `finalists`
[INFO] [stdout]  --> src/main.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let (dblelim, finalists, match_num) = x_elim(list, 2, true);
[INFO] [stdout]   |                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finalists`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `match_num`
[INFO] [stdout]  --> src/main.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let (dblelim, finalists, match_num) = x_elim(list, 2, true);
[INFO] [stdout]   |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_match_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "2d1c8f8b7ca5772af6267912d0e906c6e6d21ae1697ab0723b112339ce41ad83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d1c8f8b7ca5772af6267912d0e906c6e6d21ae1697ab0723b112339ce41ad83", kill_on_drop: false }`
[INFO] [stdout] 2d1c8f8b7ca5772af6267912d0e906c6e6d21ae1697ab0723b112339ce41ad83
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--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] 80ba13900f33496865d336770e7671f9982f0737406108b2994eed1b7ea343db
[INFO] running `Command { std: "docker" "start" "-a" "80ba13900f33496865d336770e7671f9982f0737406108b2994eed1b7ea343db", kill_on_drop: false }`
[INFO] [stderr]    Compiling bracket-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Match`, `Team`, `fill_byes`
[INFO] [stdout]  --> src/main.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bracket_generator::{Team, Match, fill_byes, x_elim};
[INFO] [stdout]   |                         ^^^^  ^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/bracket_generator.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |             (Team::Bye, Team::Bye) => (None, None),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `finalists`
[INFO] [stdout]  --> src/main.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let (dblelim, finalists, match_num) = x_elim(list, 2, true);
[INFO] [stdout]   |                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finalists`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `match_num`
[INFO] [stdout]  --> src/main.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let (dblelim, finalists, match_num) = x_elim(list, 2, true);
[INFO] [stdout]   |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_match_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80ba13900f33496865d336770e7671f9982f0737406108b2994eed1b7ea343db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80ba13900f33496865d336770e7671f9982f0737406108b2994eed1b7ea343db", kill_on_drop: false }`
[INFO] [stdout] 80ba13900f33496865d336770e7671f9982f0737406108b2994eed1b7ea343db
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 72b67be8090189f18e5339585868990c63c7e43a1221f42bcaf9bba1b6cfd0a1
[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" "72b67be8090189f18e5339585868990c63c7e43a1221f42bcaf9bba1b6cfd0a1", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Match`, `Team`, `fill_byes`
[INFO] [stderr]  --> src/main.rs:4:25
[INFO] [stderr]   |
[INFO] [stderr] 4 | use bracket_generator::{Team, Match, fill_byes, x_elim};
[INFO] [stderr]   |                         ^^^^  ^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/bracket_generator.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |             (Team::Bye, Team::Bye) => (None, None),
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `finalists`
[INFO] [stderr]  --> src/main.rs:9:19
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let (dblelim, finalists, match_num) = x_elim(list, 2, true);
[INFO] [stderr]   |                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_finalists`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `match_num`
[INFO] [stderr]  --> src/main.rs:9:30
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let (dblelim, finalists, match_num) = x_elim(list, 2, true);
[INFO] [stderr]   |                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_match_num`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bracket_generator-70923798dbfd1311
[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" "72b67be8090189f18e5339585868990c63c7e43a1221f42bcaf9bba1b6cfd0a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72b67be8090189f18e5339585868990c63c7e43a1221f42bcaf9bba1b6cfd0a1", kill_on_drop: false }`
[INFO] [stdout] 72b67be8090189f18e5339585868990c63c7e43a1221f42bcaf9bba1b6cfd0a1