[INFO] fetching crate glicko2 0.3.1...
[INFO] testing glicko2-0.3.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate glicko2 0.3.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate glicko2 0.3.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate glicko2 0.3.1
[INFO] finished tweaking crates.io crate glicko2 0.3.1
[INFO] tweaked toml for crates.io crate glicko2 0.3.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate glicko2 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 249e00cc0da22309c2bc8eaaea9e8bedf3bdc4d6ed8267bc7d69d7d3b10793b8
[INFO] running `Command { std: "docker" "start" "-a" "249e00cc0da22309c2bc8eaaea9e8bedf3bdc4d6ed8267bc7d69d7d3b10793b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "249e00cc0da22309c2bc8eaaea9e8bedf3bdc4d6ed8267bc7d69d7d3b10793b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "249e00cc0da22309c2bc8eaaea9e8bedf3bdc4d6ed8267bc7d69d7d3b10793b8", kill_on_drop: false }`
[INFO] [stdout] 249e00cc0da22309c2bc8eaaea9e8bedf3bdc4d6ed8267bc7d69d7d3b10793b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3940f5c12651c604b141470a7e37797da6adcdee7915e9350ddd67173d56158e
[INFO] running `Command { std: "docker" "start" "-a" "3940f5c12651c604b141470a7e37797da6adcdee7915e9350ddd67173d56158e", kill_on_drop: false }`
[INFO] [stderr]    Compiling glicko2 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "3940f5c12651c604b141470a7e37797da6adcdee7915e9350ddd67173d56158e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3940f5c12651c604b141470a7e37797da6adcdee7915e9350ddd67173d56158e", kill_on_drop: false }`
[INFO] [stdout] 3940f5c12651c604b141470a7e37797da6adcdee7915e9350ddd67173d56158e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 647ef9a0b14687c5b77c961cf74c79cc37a6e90a83a45d88b47e61cc3dd9121c
[INFO] running `Command { std: "docker" "start" "-a" "647ef9a0b14687c5b77c961cf74c79cc37a6e90a83a45d88b47e61cc3dd9121c", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling glicko2 v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "647ef9a0b14687c5b77c961cf74c79cc37a6e90a83a45d88b47e61cc3dd9121c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "647ef9a0b14687c5b77c961cf74c79cc37a6e90a83a45d88b47e61cc3dd9121c", kill_on_drop: false }`
[INFO] [stdout] 647ef9a0b14687c5b77c961cf74c79cc37a6e90a83a45d88b47e61cc3dd9121c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c19a26d398bd68dc6de66945c03f405d5bb234ba4b6df88bb91eb524ed1aba90
[INFO] running `Command { std: "docker" "start" "-a" "c19a26d398bd68dc6de66945c03f405d5bb234ba4b6df88bb91eb524ed1aba90", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/glicko2-ef53970e630e2558)
[INFO] [stdout] test tests::test_glicko_glicko2_conversions ... ok
[INFO] [stderr]    Doc-tests glicko2
[INFO] [stdout] test tests::test_rating_update ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "c19a26d398bd68dc6de66945c03f405d5bb234ba4b6df88bb91eb524ed1aba90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c19a26d398bd68dc6de66945c03f405d5bb234ba4b6df88bb91eb524ed1aba90", kill_on_drop: false }`
[INFO] [stdout] c19a26d398bd68dc6de66945c03f405d5bb234ba4b6df88bb91eb524ed1aba90