[INFO] fetching crate discord-rpc 0.1.0...
[INFO] testing discord-rpc-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate discord-rpc 0.1.0 into /workspace/builds/worker-48/source
[INFO] validating manifest of crates.io crate discord-rpc 0.1.0 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 crates.io crate discord-rpc 0.1.0
[INFO] finished tweaking crates.io crate discord-rpc 0.1.0
[INFO] tweaked toml for crates.io crate discord-rpc 0.1.0 written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 74d0fcefcd650b23d9934ad2ede660ad47258dcf97f235a4628c4d19dcef31a0
[INFO] running `Command { std: "docker" "start" "-a" "74d0fcefcd650b23d9934ad2ede660ad47258dcf97f235a4628c4d19dcef31a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74d0fcefcd650b23d9934ad2ede660ad47258dcf97f235a4628c4d19dcef31a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74d0fcefcd650b23d9934ad2ede660ad47258dcf97f235a4628c4d19dcef31a0", kill_on_drop: false }`
[INFO] [stdout] 74d0fcefcd650b23d9934ad2ede660ad47258dcf97f235a4628c4d19dcef31a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 045044b35080b3bcb1a4e1efe66a40fa9ac5d51fd25b91d2538d2fa5b0b4dc29
[INFO] running `Command { std: "docker" "start" "-a" "045044b35080b3bcb1a4e1efe66a40fa9ac5d51fd25b91d2538d2fa5b0b4dc29", kill_on_drop: false }`
[INFO] [stderr]    Compiling discord-rpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "045044b35080b3bcb1a4e1efe66a40fa9ac5d51fd25b91d2538d2fa5b0b4dc29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "045044b35080b3bcb1a4e1efe66a40fa9ac5d51fd25b91d2538d2fa5b0b4dc29", kill_on_drop: false }`
[INFO] [stdout] 045044b35080b3bcb1a4e1efe66a40fa9ac5d51fd25b91d2538d2fa5b0b4dc29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 70a8e13692fcbd40bffd05a7c236da2e26661cfd3c964a73cca494f827e3850d
[INFO] running `Command { std: "docker" "start" "-a" "70a8e13692fcbd40bffd05a7c236da2e26661cfd3c964a73cca494f827e3850d", kill_on_drop: false }`
[INFO] [stderr]    Compiling discord-rpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 29.77s
[INFO] running `Command { std: "docker" "inspect" "70a8e13692fcbd40bffd05a7c236da2e26661cfd3c964a73cca494f827e3850d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70a8e13692fcbd40bffd05a7c236da2e26661cfd3c964a73cca494f827e3850d", kill_on_drop: false }`
[INFO] [stdout] 70a8e13692fcbd40bffd05a7c236da2e26661cfd3c964a73cca494f827e3850d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 8730dd169ef83e6bb5178a4f1a3bc8a52462250689f9a6c1ddb6b28b3da3b2a8
[INFO] running `Command { std: "docker" "start" "-a" "8730dd169ef83e6bb5178a4f1a3bc8a52462250689f9a6c1ddb6b28b3da3b2a8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/discord_rpc-0909dbd6c0447c65)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests discord-rpc
[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" "8730dd169ef83e6bb5178a4f1a3bc8a52462250689f9a6c1ddb6b28b3da3b2a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8730dd169ef83e6bb5178a4f1a3bc8a52462250689f9a6c1ddb6b28b3da3b2a8", kill_on_drop: false }`
[INFO] [stdout] 8730dd169ef83e6bb5178a4f1a3bc8a52462250689f9a6c1ddb6b28b3da3b2a8