[INFO] cloning repository https://github.com/ephraimkunz/Groups
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ephraimkunz/Groups" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fephraimkunz%2FGroups", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d5fd7f46c2f95ee75413f8da16d35cb1723e72bd
[INFO] testing ephraimkunz/Groups against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fephraimkunz%2FGroups" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ephraimkunz/Groups
[INFO] finished tweaking git repo https://github.com/ephraimkunz/Groups
[INFO] tweaked toml for git repo https://github.com/ephraimkunz/Groups written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ephraimkunz/Groups on toolchain b8e88e5ddf5521a9f43ee3f62a702388c713e4bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ephraimkunz/Groups already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 259e759b10775cd68f42bfcf8b61b0cd64d4d697d3ba1ca6b2bcaf3d26253629
[INFO] running `Command { std: "docker" "start" "-a" "259e759b10775cd68f42bfcf8b61b0cd64d4d697d3ba1ca6b2bcaf3d26253629", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rocket_codegen v0.5.1
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[INFO] [stderr]    Compiling groups_core v0.1.0 (/opt/rustwide/workdir/groups_core)
[INFO] [stdout] warning: struct `MinMaxStrategy` is never constructed
[INFO] [stdout]   --> groups_core/src/scheduling/min_max_strategy.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MinMaxStrategy;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `team_sched_score` is never used
[INFO] [stdout]    --> groups_core/src/scheduling/min_max_strategy.rs:159:4
[INFO] [stdout]     |
[INFO] [stdout] 159 | fn team_sched_score(team: &[usize], students: &[Student]) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling groups_server v0.1.0 (/opt/rustwide/workdir/groups_server)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `Command { std: "docker" "inspect" "259e759b10775cd68f42bfcf8b61b0cd64d4d697d3ba1ca6b2bcaf3d26253629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259e759b10775cd68f42bfcf8b61b0cd64d4d697d3ba1ca6b2bcaf3d26253629", kill_on_drop: false }`
[INFO] [stdout] 259e759b10775cd68f42bfcf8b61b0cd64d4d697d3ba1ca6b2bcaf3d26253629
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7bb002ef13d0fe6dfa35974364df78d0c5f9d54068eb6e299fc0f8b511e876b
[INFO] running `Command { std: "docker" "start" "-a" "f7bb002ef13d0fe6dfa35974364df78d0c5f9d54068eb6e299fc0f8b511e876b", kill_on_drop: false }`
[INFO] [stdout] warning: struct `MinMaxStrategy` is never constructed
[INFO] [stdout]   --> groups_core/src/scheduling/min_max_strategy.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct MinMaxStrategy;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `team_sched_score` is never used
[INFO] [stdout]    --> groups_core/src/scheduling/min_max_strategy.rs:159:4
[INFO] [stdout]     |
[INFO] [stdout] 159 | fn team_sched_score(team: &[usize], students: &[Student]) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling groups_core v0.1.0 (/opt/rustwide/workdir/groups_core)
[INFO] [stderr]    Compiling groups_server v0.1.0 (/opt/rustwide/workdir/groups_server)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.20s
[INFO] running `Command { std: "docker" "inspect" "f7bb002ef13d0fe6dfa35974364df78d0c5f9d54068eb6e299fc0f8b511e876b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7bb002ef13d0fe6dfa35974364df78d0c5f9d54068eb6e299fc0f8b511e876b", kill_on_drop: false }`
[INFO] [stdout] f7bb002ef13d0fe6dfa35974364df78d0c5f9d54068eb6e299fc0f8b511e876b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d92e121032a0de594614f45dae32303da11a0be24da94dc7f55f70eb44990cf9
[INFO] running `Command { std: "docker" "start" "-a" "d92e121032a0de594614f45dae32303da11a0be24da94dc7f55f70eb44990cf9", kill_on_drop: false }`
[INFO] [stderr] warning: struct `MinMaxStrategy` is never constructed
[INFO] [stderr]   --> groups_core/src/scheduling/min_max_strategy.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub struct MinMaxStrategy;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `team_sched_score` is never used
[INFO] [stderr]    --> groups_core/src/scheduling/min_max_strategy.rs:159:4
[INFO] [stderr]     |
[INFO] [stderr] 159 | fn team_sched_score(team: &[usize], students: &[Student]) -> f64 {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `groups_core` (lib) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/groups_core-bf59fa39be99e28f)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test scheduling::tests::groups_no_size ... ok
[INFO] [stdout] test scheduling::min_max_strategy::tests::test_team_sched_score_34_blocks_compatible ... ok
[INFO] [stdout] test scheduling::tests::pretty_hours_positive_offset ... ok
[INFO] [stdout] test scheduling::min_max_strategy::tests::test_team_sched_score_complete_incompatibility ... ok
[INFO] [stdout] test student::tests::invalid_availability_char_decode ... ok
[INFO] [stdout] test student::tests::empty_decode ... ok
[INFO] [stdout] test student::tests::invalid_timezone_decode ... ok
[INFO] [stdout] test scheduling::tests::pretty_hours_negative_offset ... ok
[INFO] [stdout] test scheduling::tests::groups_no_students ... ok
[INFO] [stdout] test student::tests::missing_section_decode ... ok
[INFO] [stdout] test student::tests::round_trip_complex_encoding ... ok
[INFO] [stdout] test student::tests::test_avail_offset_advanced_wraparound ... ok
[INFO] [stdout] test student::tests::test_avail_offset_retarded ... ok
[INFO] [stdout] test student::tests::test_avail_same_tz ... ok
[INFO] [stdout] test student::tests::too_long_availability_decode ... ok
[INFO] [stdout] test student::tests::test_avail_offset_retarded_wraparound ... ok
[INFO] [stdout] test student::tests::too_short_availability_decode ... ok
[INFO] [stdout] test student::tests::round_trip_simple_encoding ... ok
[INFO] [stdout] test student::tests::test_avail_offset_advanced ... ok
[INFO] [stdout] test scheduling::min_max_strategy::tests::test_team_sched_score_complete_compatibility ... ok
[INFO] [stdout] test scheduling::min_max_strategy::tests::test_team_sched_score_further_compatibility_unnecessary ... ok
[INFO] [stdout] test scheduling::min_max_strategy::tests::test_random ... ok
[INFO] [stdout] test scheduling::tests::no_crash_if_unfull_team ... ok
[INFO] [stdout] test scheduling::hillclimbing_strategy::tests::test_large_random has been running for over 60 seconds
[INFO] [stdout] test scheduling::hillclimbing_strategy::tests::test_random has been running for over 60 seconds
[INFO] [stdout] test scheduling::min_max_strategy::tests::test_large_random has been running for over 60 seconds
[INFO] [stdout] test scheduling::tests::groups_single_student has been running for over 60 seconds
[INFO] [stdout] test scheduling::tests::groups_single_student ... ok
[INFO] [stdout] test scheduling::hillclimbing_strategy::tests::test_random ... ok
[INFO] [stdout] test scheduling::hillclimbing_strategy::tests::test_large_random ... ok
[INFO] [stdout] test scheduling::min_max_strategy::tests::test_large_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 222.45s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/groups_server-508a96b99b13b377)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests groups_core
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d92e121032a0de594614f45dae32303da11a0be24da94dc7f55f70eb44990cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92e121032a0de594614f45dae32303da11a0be24da94dc7f55f70eb44990cf9", kill_on_drop: false }`
[INFO] [stdout] d92e121032a0de594614f45dae32303da11a0be24da94dc7f55f70eb44990cf9
