[INFO] fetching crate kraken-btc 0.1.0...
[INFO] testing kraken-btc-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate kraken-btc 0.1.0 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate kraken-btc 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 kraken-btc 0.1.0
[INFO] finished tweaking crates.io crate kraken-btc 0.1.0
[INFO] tweaked toml for crates.io crate kraken-btc 0.1.0 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] crate crates.io crate kraken-btc 0.1.0 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded qstring v0.7.2
[INFO] [stderr]   Downloaded form_urlencoded v1.0.0
[INFO] [stderr]   Downloaded cookie_store v0.12.0
[INFO] [stderr]   Downloaded webpki v0.21.3
[INFO] [stderr]   Downloaded time v0.2.23
[INFO] [stderr]   Downloaded cookie v0.14.3
[INFO] [stderr]   Downloaded thiserror-impl v1.0.22
[INFO] [stderr]   Downloaded thiserror v1.0.22
[INFO] [stderr]   Downloaded discard v1.0.4
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.9
[INFO] [stderr]   Downloaded regex v1.4.2
[INFO] [stderr]   Downloaded structopt-derive v0.4.13
[INFO] [stderr]   Downloaded terminal_size v0.1.15
[INFO] [stderr]   Downloaded console v0.13.0
[INFO] [stderr]   Downloaded stdweb-derive v0.5.3
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.5
[INFO] [stderr]   Downloaded standback v0.2.13
[INFO] [stderr]   Downloaded tinyvec v1.1.0
[INFO] [stderr]   Downloaded cc v1.0.65
[INFO] [stderr]   Downloaded syn v1.0.51
[INFO] [stderr]   Downloaded url v2.2.0
[INFO] [stderr]   Downloaded ureq v1.5.2
[INFO] [stderr]   Downloaded time-macros v0.1.1
[INFO] [stderr]   Downloaded stdweb v0.4.20
[INFO] [stderr]   Downloaded const_fn v0.4.3
[INFO] [stderr]   Downloaded regex-syntax v0.6.21
[INFO] [stderr]   Downloaded libc v0.2.80
[INFO] [stderr]   Downloaded unicode-normalization v0.1.16
[INFO] [stderr]   Downloaded anyhow v1.0.35
[INFO] [stderr]   Downloaded chunked_transfer v1.3.0
[INFO] [stderr]   Downloaded base-x v0.2.8
[INFO] [stderr]   Downloaded structopt v0.3.20
[INFO] [stderr]   Downloaded ring v0.16.17
[INFO] [stderr]   Downloaded time-macros-impl v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] 9b18dcedf4070ea82e6597e3e5342b5ba060d924d01db8dff2056dfced333765
[INFO] running `Command { std: "docker" "start" "-a" "9b18dcedf4070ea82e6597e3e5342b5ba060d924d01db8dff2056dfced333765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b18dcedf4070ea82e6597e3e5342b5ba060d924d01db8dff2056dfced333765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b18dcedf4070ea82e6597e3e5342b5ba060d924d01db8dff2056dfced333765", kill_on_drop: false }`
[INFO] [stdout] 9b18dcedf4070ea82e6597e3e5342b5ba060d924d01db8dff2056dfced333765
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] b506687ea8845afc241339bbaec7feb54e5c039f217282714cdf66b4c75a253e
[INFO] running `Command { std: "docker" "start" "-a" "b506687ea8845afc241339bbaec7feb54e5c039f217282714cdf66b4c75a253e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling chunked_transfer v1.3.0
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling ring v0.16.17
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling console v0.13.0
[INFO] [stderr]    Compiling publicsuffix v1.5.4
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling webpki-roots v0.20.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling structopt v0.3.20
[INFO] [stderr]    Compiling cookie_store v0.12.0
[INFO] [stderr]    Compiling ureq v1.5.2
[INFO] [stderr]    Compiling kraken-btc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.77s
[INFO] running `Command { std: "docker" "inspect" "b506687ea8845afc241339bbaec7feb54e5c039f217282714cdf66b4c75a253e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b506687ea8845afc241339bbaec7feb54e5c039f217282714cdf66b4c75a253e", kill_on_drop: false }`
[INFO] [stdout] b506687ea8845afc241339bbaec7feb54e5c039f217282714cdf66b4c75a253e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] f078fb4acbad245ee891e0cce7b9810741d9980d30623df3296f66178d1dffb2
[INFO] running `Command { std: "docker" "start" "-a" "f078fb4acbad245ee891e0cce7b9810741d9980d30623df3296f66178d1dffb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling kraken-btc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "f078fb4acbad245ee891e0cce7b9810741d9980d30623df3296f66178d1dffb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f078fb4acbad245ee891e0cce7b9810741d9980d30623df3296f66178d1dffb2", kill_on_drop: false }`
[INFO] [stdout] f078fb4acbad245ee891e0cce7b9810741d9980d30623df3296f66178d1dffb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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] e20e247594aa1c0be824b68e5cbde35ec3539efd224f44753451f99c9aea4bb3
[INFO] running `Command { std: "docker" "start" "-a" "e20e247594aa1c0be824b68e5cbde35ec3539efd224f44753451f99c9aea4bb3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kraken_btc-aca88da2ec7bb6c1)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kraken_btc-7c65112045ffb955)
[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 kraken-btc
[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] [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" "e20e247594aa1c0be824b68e5cbde35ec3539efd224f44753451f99c9aea4bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e20e247594aa1c0be824b68e5cbde35ec3539efd224f44753451f99c9aea4bb3", kill_on_drop: false }`
[INFO] [stdout] e20e247594aa1c0be824b68e5cbde35ec3539efd224f44753451f99c9aea4bb3