[INFO] cloning repository https://github.com/lgrz/grdeval
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lgrz/grdeval" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flgrz%2Fgrdeval", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flgrz%2Fgrdeval'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 016cd1774ce27c10372b92be0b73aef1760970de
[INFO] testing lgrz/grdeval against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flgrz%2Fgrdeval" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lgrz/grdeval on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lgrz/grdeval
[INFO] finished tweaking git repo https://github.com/lgrz/grdeval
[INFO] tweaked toml for git repo https://github.com/lgrz/grdeval written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/lgrz/grdeval already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6021deff9606d43ce0c571eba54d8e3e7025167e1d7c5c1e8210213cb062f7d2
[INFO] running `Command { std: "docker" "start" "-a" "6021deff9606d43ce0c571eba54d8e3e7025167e1d7c5c1e8210213cb062f7d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6021deff9606d43ce0c571eba54d8e3e7025167e1d7c5c1e8210213cb062f7d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6021deff9606d43ce0c571eba54d8e3e7025167e1d7c5c1e8210213cb062f7d2", kill_on_drop: false }`
[INFO] [stdout] 6021deff9606d43ce0c571eba54d8e3e7025167e1d7c5c1e8210213cb062f7d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bad19b7f049ee887cbf35c17d14b01ef56bb9faecc21fbda5d9b1e7fb11e08de
[INFO] running `Command { std: "docker" "start" "-a" "bad19b7f049ee887cbf35c17d14b01ef56bb9faecc21fbda5d9b1e7fb11e08de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getopts v0.2.17
[INFO] [stderr]    Compiling grdeval v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:12:46
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.44s
[INFO] running `Command { std: "docker" "inspect" "bad19b7f049ee887cbf35c17d14b01ef56bb9faecc21fbda5d9b1e7fb11e08de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad19b7f049ee887cbf35c17d14b01ef56bb9faecc21fbda5d9b1e7fb11e08de", kill_on_drop: false }`
[INFO] [stdout] bad19b7f049ee887cbf35c17d14b01ef56bb9faecc21fbda5d9b1e7fb11e08de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a5a4d6fd13b1ef0b7df0171e25b9b2dafbba060ca72c41eff058d14129615a1
[INFO] running `Command { std: "docker" "start" "-a" "0a5a4d6fd13b1ef0b7df0171e25b9b2dafbba060ca72c41eff058d14129615a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling grdeval v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:12:46
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:12:46
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `dummy_max_judgement` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:267:11
[INFO] [stdout]     |
[INFO] [stdout] 267 |     const dummy_max_judgement: u32 = 3;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `DUMMY_MAX_JUDGEMENT`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "0a5a4d6fd13b1ef0b7df0171e25b9b2dafbba060ca72c41eff058d14129615a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a5a4d6fd13b1ef0b7df0171e25b9b2dafbba060ca72c41eff058d14129615a1", kill_on_drop: false }`
[INFO] [stdout] 0a5a4d6fd13b1ef0b7df0171e25b9b2dafbba060ca72c41eff058d14129615a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c639670c93bb6f79b53c07c159a4529a03aa35cff84f416991c291eae99ee64
[INFO] running `Command { std: "docker" "start" "-a" "1c639670c93bb6f79b53c07c159a4529a03aa35cff84f416991c291eae99ee64", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:12:46
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `grdeval` (lib) generated 1 warning
[INFO] [stderr] warning: constant `dummy_max_judgement` should have an upper case name
[INFO] [stderr]    --> src/lib.rs:267:11
[INFO] [stderr]     |
[INFO] [stderr] 267 |     const dummy_max_judgement: u32 = 3;
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `DUMMY_MAX_JUDGEMENT`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `grdeval` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grdeval-6f2003f384fb86c8)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test::dcg_calculate ... ok
[INFO] [stdout] test test::dcg_calculate_greater_than_cutoff ... ok
[INFO] [stdout] test test::dcg_when_gain_is_empty ... ok
[INFO] [stdout] test test::dcg_calculate_less_than_cutoff ... ok
[INFO] [stdout] test test::dcg_when_k_is_zero ... ok
[INFO] [stdout] test test::err_calculate ... ok
[INFO] [stdout] test test::err_calculate_greater_than_cutoff ... ok
[INFO] [stdout] test test::err_calculate_less_than_cutoff ... ok
[INFO] [stdout] test test::err_when_gain_is_empty ... ok
[INFO] [stdout] test test::err_when_k_is_zero ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grdeval-55bfac6d75c6ebfd)
[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 grdeval
[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" "1c639670c93bb6f79b53c07c159a4529a03aa35cff84f416991c291eae99ee64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c639670c93bb6f79b53c07c159a4529a03aa35cff84f416991c291eae99ee64", kill_on_drop: false }`
[INFO] [stdout] 1c639670c93bb6f79b53c07c159a4529a03aa35cff84f416991c291eae99ee64