[INFO] fetching crate koibumi-base58 0.0.1...
[INFO] testing koibumi-base58-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate koibumi-base58 0.0.1 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate koibumi-base58 0.0.1 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 koibumi-base58 0.0.1
[INFO] finished tweaking crates.io crate koibumi-base58 0.0.1
[INFO] tweaked toml for crates.io crate koibumi-base58 0.0.1 written to /workspace/builds/worker-44/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]  Downloading crates ...
[INFO] [stderr]   Downloaded num-bigint v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 873649d11de29397b7a4542972c55fcd971f06a8abe17cd20e64b020f1b8c4fc
[INFO] running `Command { std: "docker" "start" "-a" "873649d11de29397b7a4542972c55fcd971f06a8abe17cd20e64b020f1b8c4fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "873649d11de29397b7a4542972c55fcd971f06a8abe17cd20e64b020f1b8c4fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "873649d11de29397b7a4542972c55fcd971f06a8abe17cd20e64b020f1b8c4fc", kill_on_drop: false }`
[INFO] [stdout] 873649d11de29397b7a4542972c55fcd971f06a8abe17cd20e64b020f1b8c4fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] ce08bd7adc485f8b830a9bbfab743ccb89d04cb98c81b2e8a15328efd95a63c2
[INFO] running `Command { std: "docker" "start" "-a" "ce08bd7adc485f8b830a9bbfab743ccb89d04cb98c81b2e8a15328efd95a63c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling koibumi-base58 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.64s
[INFO] running `Command { std: "docker" "inspect" "ce08bd7adc485f8b830a9bbfab743ccb89d04cb98c81b2e8a15328efd95a63c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce08bd7adc485f8b830a9bbfab743ccb89d04cb98c81b2e8a15328efd95a63c2", kill_on_drop: false }`
[INFO] [stdout] ce08bd7adc485f8b830a9bbfab743ccb89d04cb98c81b2e8a15328efd95a63c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] c915ff72fd6766d7065816561db0ec957a759e2221fcd1532e18513f7993727d
[INFO] running `Command { std: "docker" "start" "-a" "c915ff72fd6766d7065816561db0ec957a759e2221fcd1532e18513f7993727d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling koibumi-base58 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.96s
[INFO] running `Command { std: "docker" "inspect" "c915ff72fd6766d7065816561db0ec957a759e2221fcd1532e18513f7993727d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c915ff72fd6766d7065816561db0ec957a759e2221fcd1532e18513f7993727d", kill_on_drop: false }`
[INFO] [stdout] c915ff72fd6766d7065816561db0ec957a759e2221fcd1532e18513f7993727d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 046f8643ca7093e5f8deff8fabfa040fc0c61f9ccc28d835bbc756edc48105cf
[INFO] running `Command { std: "docker" "start" "-a" "046f8643ca7093e5f8deff8fabfa040fc0c61f9ccc28d835bbc756edc48105cf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/koibumi_base58-8bf6e33d6f62c316)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_decode ... ok
[INFO] [stdout] test test_encode ... 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] [stderr]    Doc-tests koibumi-base58
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - encode (line 54) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - decode (line 136) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "046f8643ca7093e5f8deff8fabfa040fc0c61f9ccc28d835bbc756edc48105cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "046f8643ca7093e5f8deff8fabfa040fc0c61f9ccc28d835bbc756edc48105cf", kill_on_drop: false }`
[INFO] [stdout] 046f8643ca7093e5f8deff8fabfa040fc0c61f9ccc28d835bbc756edc48105cf