[INFO] fetching crate eternaltwin_serde_tools 0.16.4...
[INFO] testing eternaltwin_serde_tools-0.16.4 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate eternaltwin_serde_tools 0.16.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate eternaltwin_serde_tools 0.16.4
[INFO] finished tweaking crates.io crate eternaltwin_serde_tools 0.16.4
[INFO] tweaked toml for crates.io crate eternaltwin_serde_tools 0.16.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate eternaltwin_serde_tools 0.16.4 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate eternaltwin_serde_tools 0.16.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded system-configuration v0.5.1
[INFO] [stderr]   Downloaded system-configuration-sys v0.5.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.43
[INFO] [stderr]   Downloaded sync_wrapper v0.1.2
[INFO] [stderr]   Downloaded httparse v1.9.4
[INFO] [stderr]   Downloaded ipnet v2.10.0
[INFO] [stderr]   Downloaded reqwest v0.11.27
[INFO] [stderr]   Downloaded tokio-util v0.7.12
[INFO] [stderr]   Downloaded h2 v0.3.26
[INFO] [stderr]   Downloaded hyper v0.14.30
[INFO] [stderr]   Downloaded encoding_rs v0.8.34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2048422a018aea7a7e30561ed373fd2ebfba2d704ef5c753c109ba1835841d5f
[INFO] running `Command { std: "docker" "start" "-a" "2048422a018aea7a7e30561ed373fd2ebfba2d704ef5c753c109ba1835841d5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2048422a018aea7a7e30561ed373fd2ebfba2d704ef5c753c109ba1835841d5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2048422a018aea7a7e30561ed373fd2ebfba2d704ef5c753c109ba1835841d5f", kill_on_drop: false }`
[INFO] [stdout] 2048422a018aea7a7e30561ed373fd2ebfba2d704ef5c753c109ba1835841d5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9915f1cd5d345643b3487ee6ff76a58dd0e42ab2077934452c17a07f3baefbfb
[INFO] running `Command { std: "docker" "start" "-a" "9915f1cd5d345643b3487ee6ff76a58dd0e42ab2077934452c17a07f3baefbfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling eternaltwin_serde_tools v0.16.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.26s
[INFO] running `Command { std: "docker" "inspect" "9915f1cd5d345643b3487ee6ff76a58dd0e42ab2077934452c17a07f3baefbfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9915f1cd5d345643b3487ee6ff76a58dd0e42ab2077934452c17a07f3baefbfb", kill_on_drop: false }`
[INFO] [stdout] 9915f1cd5d345643b3487ee6ff76a58dd0e42ab2077934452c17a07f3baefbfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 075fefa7510b2adbfc963db5fc8aea484379ef6ddf6badcad7f06319f9a15bf6
[INFO] running `Command { std: "docker" "start" "-a" "075fefa7510b2adbfc963db5fc8aea484379ef6ddf6badcad7f06319f9a15bf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling eternaltwin_serde_tools v0.16.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "075fefa7510b2adbfc963db5fc8aea484379ef6ddf6badcad7f06319f9a15bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "075fefa7510b2adbfc963db5fc8aea484379ef6ddf6badcad7f06319f9a15bf6", kill_on_drop: false }`
[INFO] [stdout] 075fefa7510b2adbfc963db5fc8aea484379ef6ddf6badcad7f06319f9a15bf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a98db8c90a8f23ad61b0f506aa7102d614dc5228b32e94b6e3ce49e9fccd4ffc
[INFO] running `Command { std: "docker" "start" "-a" "a98db8c90a8f23ad61b0f506aa7102d614dc5228b32e94b6e3ce49e9fccd4ffc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/eternaltwin_serde_tools-ca898654ef433c82)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::read_error_on_missing_explicit_option ... ok
[INFO] [stdout] test test::read_error_on_missing_nested_option ... ok
[INFO] [stdout] test test::read_ok_on_defined_nested_option ... ok
[INFO] [stdout] test test::read_ok_on_null_explicit_option ... ok
[INFO] [stdout] test test::read_ok_on_null_nested_option ... ok
[INFO] [stdout] test test::read_ok_on_defined_explicit_option ... ok
[INFO] [stderr]    Doc-tests eternaltwin_serde_tools
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - deserialize_nested_option (line 66) ... ok
[INFO] [stdout] test src/lib.rs - deserialize_explicit_option (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a98db8c90a8f23ad61b0f506aa7102d614dc5228b32e94b6e3ce49e9fccd4ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a98db8c90a8f23ad61b0f506aa7102d614dc5228b32e94b6e3ce49e9fccd4ffc", kill_on_drop: false }`
[INFO] [stdout] a98db8c90a8f23ad61b0f506aa7102d614dc5228b32e94b6e3ce49e9fccd4ffc