[INFO] cloning repository https://github.com/marshallpierce/base64-serde
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marshallpierce/base64-serde" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarshallpierce%2Fbase64-serde", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarshallpierce%2Fbase64-serde'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d779b8b1d0b09f9f657a80fb4b62cf0d5fb4e6d1
[INFO] testing marshallpierce/base64-serde against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarshallpierce%2Fbase64-serde" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marshallpierce/base64-serde 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/marshallpierce/base64-serde
[INFO] finished tweaking git repo https://github.com/marshallpierce/base64-serde
[INFO] tweaked toml for git repo https://github.com/marshallpierce/base64-serde written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/marshallpierce/base64-serde 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 23f7f28035bad05b51ce784bad3c6c43f0e4e075eb2204f322f8f9d89e8fa0d5
[INFO] running `Command { std: "docker" "start" "-a" "23f7f28035bad05b51ce784bad3c6c43f0e4e075eb2204f322f8f9d89e8fa0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23f7f28035bad05b51ce784bad3c6c43f0e4e075eb2204f322f8f9d89e8fa0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23f7f28035bad05b51ce784bad3c6c43f0e4e075eb2204f322f8f9d89e8fa0d5", kill_on_drop: false }`
[INFO] [stdout] 23f7f28035bad05b51ce784bad3c6c43f0e4e075eb2204f322f8f9d89e8fa0d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] af231ca41d1901fb3bf4f1295eb2d91d795a78adeb3128e1e5d1e2972badbfbd
[INFO] running `Command { std: "docker" "start" "-a" "af231ca41d1901fb3bf4f1295eb2d91d795a78adeb3128e1e5d1e2972badbfbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling base64-serde v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.04s
[INFO] running `Command { std: "docker" "inspect" "af231ca41d1901fb3bf4f1295eb2d91d795a78adeb3128e1e5d1e2972badbfbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af231ca41d1901fb3bf4f1295eb2d91d795a78adeb3128e1e5d1e2972badbfbd", kill_on_drop: false }`
[INFO] [stdout] af231ca41d1901fb3bf4f1295eb2d91d795a78adeb3128e1e5d1e2972badbfbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 03db1a1916a39858616b6371ff8d2886728d578d6d7e99341a33407103d53f50
[INFO] running `Command { std: "docker" "start" "-a" "03db1a1916a39858616b6371ff8d2886728d578d6d7e99341a33407103d53f50", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling base64-serde v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.85s
[INFO] running `Command { std: "docker" "inspect" "03db1a1916a39858616b6371ff8d2886728d578d6d7e99341a33407103d53f50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03db1a1916a39858616b6371ff8d2886728d578d6d7e99341a33407103d53f50", kill_on_drop: false }`
[INFO] [stdout] 03db1a1916a39858616b6371ff8d2886728d578d6d7e99341a33407103d53f50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 49fbf14b7d25bb68438c754b9b08fc1354f96c3788394f79f9fadc61c6208c4d
[INFO] running `Command { std: "docker" "start" "-a" "49fbf14b7d25bb68438c754b9b08fc1354f96c3788394f79f9fadc61c6208c4d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/base64_serde-046d596ef002799c)
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-34d97b9b254232dd)
[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 6 tests
[INFO] [stdout] test deserialize_with_box_vec ... ok
[INFO] [stdout] test deserialize_with_refcell ... ok
[INFO] [stdout] test serialize_with_u8_slice ... ok
[INFO] [stdout] test serde_with_type ... ok
[INFO] [stdout] test serde_with_type_using_public_helper ... ok
[INFO] [stdout] test fails_nicely_on_inappropriate_input ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests base64-serde
[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" "49fbf14b7d25bb68438c754b9b08fc1354f96c3788394f79f9fadc61c6208c4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49fbf14b7d25bb68438c754b9b08fc1354f96c3788394f79f9fadc61c6208c4d", kill_on_drop: false }`
[INFO] [stdout] 49fbf14b7d25bb68438c754b9b08fc1354f96c3788394f79f9fadc61c6208c4d