[INFO] cloning repository https://github.com/jonasbb/c-dns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonasbb/c-dns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonasbb%2Fc-dns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonasbb%2Fc-dns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38921a1391eee937b4b235dce8db59e1b35b79fd
[INFO] testing jonasbb/c-dns against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonasbb%2Fc-dns" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonasbb/c-dns 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/jonasbb/c-dns
[INFO] finished tweaking git repo https://github.com/jonasbb/c-dns
[INFO] tweaked toml for git repo https://github.com/jonasbb/c-dns written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/jonasbb/c-dns 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 6a0468565976729a9c6f45291867d9b12d74125752934abb08cb4f5a0260af7d
[INFO] running `Command { std: "docker" "start" "-a" "6a0468565976729a9c6f45291867d9b12d74125752934abb08cb4f5a0260af7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a0468565976729a9c6f45291867d9b12d74125752934abb08cb4f5a0260af7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a0468565976729a9c6f45291867d9b12d74125752934abb08cb4f5a0260af7d", kill_on_drop: false }`
[INFO] [stdout] 6a0468565976729a9c6f45291867d9b12d74125752934abb08cb4f5a0260af7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] a9fe6d601fc45398a62ee4cf263db3668f90a3da742e37529d083e3a7bfb96d9
[INFO] running `Command { std: "docker" "start" "-a" "a9fe6d601fc45398a62ee4cf263db3668f90a3da742e37529d083e3a7bfb96d9", 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]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling owo-colors v1.3.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling object v0.25.3
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling tracing-subscriber v0.2.18
[INFO] [stderr]    Compiling addr2line v0.15.2
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling darling_core v0.13.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling serde_tuple_macros v0.5.0
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling serde-indexed v0.1.0 (/opt/rustwide/workdir/serde-indexed)
[INFO] [stderr]    Compiling darling_macro v0.13.0
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.13.0
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling serde_with_macros v1.4.2
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling enumset_derive v0.5.4
[INFO] [stderr]    Compiling tracing-error v0.1.2
[INFO] [stderr]    Compiling color-spantrace v0.1.6
[INFO] [stderr]    Compiling color-eyre v0.5.11
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling enumset v1.0.6
[INFO] [stderr]    Compiling serde_tuple v0.5.0
[INFO] [stderr]    Compiling serde_with v1.9.3
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling c-dns v0.1.0 (/opt/rustwide/workdir/c-dns)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.13s
[INFO] running `Command { std: "docker" "inspect" "a9fe6d601fc45398a62ee4cf263db3668f90a3da742e37529d083e3a7bfb96d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9fe6d601fc45398a62ee4cf263db3668f90a3da742e37529d083e3a7bfb96d9", kill_on_drop: false }`
[INFO] [stdout] a9fe6d601fc45398a62ee4cf263db3668f90a3da742e37529d083e3a7bfb96d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 9e57c21d6e991bf961b62607711022b810fe5d9937c138fc82f9474f149d92ca
[INFO] running `Command { std: "docker" "start" "-a" "9e57c21d6e991bf961b62607711022b810fe5d9937c138fc82f9474f149d92ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling heapless v0.7.4
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling c-dns v0.1.0 (/opt/rustwide/workdir/c-dns)
[INFO] [stderr]    Compiling serde-indexed v0.1.0 (/opt/rustwide/workdir/serde-indexed)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.18s
[INFO] running `Command { std: "docker" "inspect" "9e57c21d6e991bf961b62607711022b810fe5d9937c138fc82f9474f149d92ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e57c21d6e991bf961b62607711022b810fe5d9937c138fc82f9474f149d92ca", kill_on_drop: false }`
[INFO] [stdout] 9e57c21d6e991bf961b62607711022b810fe5d9937c138fc82f9474f149d92ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 9b582bc7a7a321a6997cd79b8b98d2e1a1d1c094ebcb7ce5eb134b327e6790d6
[INFO] running `Command { std: "docker" "start" "-a" "9b582bc7a7a321a6997cd79b8b98d2e1a1d1c094ebcb7ce5eb134b327e6790d6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.96s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/c_dns-dfd96c8ea9d77451)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/reserialization.rs (/opt/rustwide/target/debug/deps/reserialization-196cf82de3c7b741)
[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 1 test
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_indexed-d4c40af38052493f)
[INFO] [stdout] test reserialize_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basics.rs (/opt/rustwide/target/debug/deps/basics-2dcefb9526e8eb19)
[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] [stderr]    Doc-tests c-dns
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test some_keys::another_deserialize ... ok
[INFO] [stdout] test some_keys::another_serialize ... ok
[INFO] [stdout] test some_keys::serialize ... ok
[INFO] [stdout] test some_keys::deserialize ... 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 1 test
[INFO] [stdout] test src/utils.rs - debug_unwrap_option_fields (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/utils.rs - debug_unwrap_option_fields (line 7) stdout ----
[INFO] [stdout] error[E0609]: no field `extra_values` on type `&Abc`
[INFO] [stdout]  --> src/utils.rs:13:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | c_dns::debug_unwrap_option_fields!(Abc, field_a, field_b, field_c,);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unknown field
[INFO] [stdout]   |
[INFO] [stdout]   = note: available fields are: `field_a`, `field_b`, `field_c`
[INFO] [stdout]   = note: this error originates in the macro `c_dns::debug_unwrap_option_fields` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0609`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/utils.rs - debug_unwrap_option_fields (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "9b582bc7a7a321a6997cd79b8b98d2e1a1d1c094ebcb7ce5eb134b327e6790d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b582bc7a7a321a6997cd79b8b98d2e1a1d1c094ebcb7ce5eb134b327e6790d6", kill_on_drop: false }`
[INFO] [stdout] 9b582bc7a7a321a6997cd79b8b98d2e1a1d1c094ebcb7ce5eb134b327e6790d6