[INFO] fetching crate serde_eth 0.1.0...
[INFO] testing serde_eth-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate serde_eth 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate serde_eth 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 serde_eth 0.1.0
[INFO] finished tweaking crates.io crate serde_eth 0.1.0
[INFO] tweaked toml for crates.io crate serde_eth 0.1.0 written to /workspace/builds/worker-3/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b11dae4bbd47b5a6fd0c0f1e227826aa5923ab688a625aa34294d9369f1e9090
[INFO] running `Command { std: "docker" "start" "-a" "b11dae4bbd47b5a6fd0c0f1e227826aa5923ab688a625aa34294d9369f1e9090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b11dae4bbd47b5a6fd0c0f1e227826aa5923ab688a625aa34294d9369f1e9090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b11dae4bbd47b5a6fd0c0f1e227826aa5923ab688a625aa34294d9369f1e9090", kill_on_drop: false }`
[INFO] [stdout] b11dae4bbd47b5a6fd0c0f1e227826aa5923ab688a625aa34294d9369f1e9090
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a67d6c57d491f6dc0abb8facc7e0ced66936f8bc6182a3726dfd740c4ed5a4a0
[INFO] running `Command { std: "docker" "start" "-a" "a67d6c57d491f6dc0abb8facc7e0ced66936f8bc6182a3726dfd740c4ed5a4a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling serde_eth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.41s
[INFO] running `Command { std: "docker" "inspect" "a67d6c57d491f6dc0abb8facc7e0ced66936f8bc6182a3726dfd740c4ed5a4a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67d6c57d491f6dc0abb8facc7e0ced66936f8bc6182a3726dfd740c4ed5a4a0", kill_on_drop: false }`
[INFO] [stdout] a67d6c57d491f6dc0abb8facc7e0ced66936f8bc6182a3726dfd740c4ed5a4a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] d152e4637d4f88d4b27d5c8ad56f6cc18c04cb2c704ee0a19bd1b9201332936e
[INFO] running `Command { std: "docker" "start" "-a" "d152e4637d4f88d4b27d5c8ad56f6cc18c04cb2c704ee0a19bd1b9201332936e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_eth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "d152e4637d4f88d4b27d5c8ad56f6cc18c04cb2c704ee0a19bd1b9201332936e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d152e4637d4f88d4b27d5c8ad56f6cc18c04cb2c704ee0a19bd1b9201332936e", kill_on_drop: false }`
[INFO] [stdout] d152e4637d4f88d4b27d5c8ad56f6cc18c04cb2c704ee0a19bd1b9201332936e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 0ad580810a97a12150e9a6f567c8f47b173bcd1ce534dc607fbcf46ad5dbaea0
[INFO] running `Command { std: "docker" "start" "-a" "0ad580810a97a12150e9a6f567c8f47b173bcd1ce534dc607fbcf46ad5dbaea0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_eth-f78c006b62fd75a3)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test ser::tests::test_big_int ... ok
[INFO] [stdout] test ser::tests::test_bytes32 ... ok
[INFO] [stdout] test ser::tests::test_u256 ... ok
[INFO] [stderr]    Doc-tests serde_eth
[INFO] [stdout] test ser::tests::test_tuple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 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" "0ad580810a97a12150e9a6f567c8f47b173bcd1ce534dc607fbcf46ad5dbaea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad580810a97a12150e9a6f567c8f47b173bcd1ce534dc607fbcf46ad5dbaea0", kill_on_drop: false }`
[INFO] [stdout] 0ad580810a97a12150e9a6f567c8f47b173bcd1ce534dc607fbcf46ad5dbaea0