[INFO] fetching crate serde_dhall 0.10.1...
[INFO] testing serde_dhall-0.10.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate serde_dhall 0.10.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate serde_dhall 0.10.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_dhall 0.10.1
[INFO] finished tweaking crates.io crate serde_dhall 0.10.1
[INFO] tweaked toml for crates.io crate serde_dhall 0.10.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded abnf_to_pest v0.5.0
[INFO] [stderr]   Downloaded pest_consume_macros v1.1.0
[INFO] [stderr]   Downloaded pretty v0.5.2
[INFO] [stderr]   Downloaded dhall_proc_macros v0.5.1
[INFO] [stderr]   Downloaded abnf v0.6.1
[INFO] [stderr]   Downloaded annotate-snippets v0.9.1
[INFO] [stderr]   Downloaded elsa v1.4.0
[INFO] [stderr]   Downloaded dhall v0.10.1
[INFO] [stderr]   Downloaded pest_consume v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eab017758fb9450fecdc6e6c7dd25af39b7961b678b7e1852df7a236d075d6c
[INFO] running `Command { std: "docker" "start" "-a" "4eab017758fb9450fecdc6e6c7dd25af39b7961b678b7e1852df7a236d075d6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eab017758fb9450fecdc6e6c7dd25af39b7961b678b7e1852df7a236d075d6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eab017758fb9450fecdc6e6c7dd25af39b7961b678b7e1852df7a236d075d6c", kill_on_drop: false }`
[INFO] [stdout] 4eab017758fb9450fecdc6e6c7dd25af39b7961b678b7e1852df7a236d075d6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25b0bb2b100686485071ed7403d0af6b3abdc853bad8d8fa9c1431129cd2a0cd
[INFO] running `Command { std: "docker" "start" "-a" "25b0bb2b100686485071ed7403d0af6b3abdc853bad8d8fa9c1431129cd2a0cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling elsa v1.4.0
[INFO] [stderr]    Compiling annotate-snippets v0.9.1
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling pretty v0.5.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling abnf v0.6.1
[INFO] [stderr]    Compiling abnf_to_pest v0.5.0
[INFO] [stderr]    Compiling tokio-util v0.6.8
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.3.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling dhall v0.10.1
[INFO] [stderr]    Compiling pest_consume_macros v1.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling dhall_proc_macros v0.5.1
[INFO] [stderr]    Compiling hyper v0.14.12
[INFO] [stderr]    Compiling pest_consume v1.1.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling reqwest v0.11.4
[INFO] [stderr]    Compiling serde_dhall v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.61s
[INFO] running `Command { std: "docker" "inspect" "25b0bb2b100686485071ed7403d0af6b3abdc853bad8d8fa9c1431129cd2a0cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b0bb2b100686485071ed7403d0af6b3abdc853bad8d8fa9c1431129cd2a0cd", kill_on_drop: false }`
[INFO] [stdout] 25b0bb2b100686485071ed7403d0af6b3abdc853bad8d8fa9c1431129cd2a0cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d633b84d66179cde427bc992775304cc1e530b439938b4cc38339b91dd9c12f
[INFO] running `Command { std: "docker" "start" "-a" "2d633b84d66179cde427bc992775304cc1e530b439938b4cc38339b91dd9c12f", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling version-sync v0.9.2
[INFO] [stderr]    Compiling serde_dhall v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "2d633b84d66179cde427bc992775304cc1e530b439938b4cc38339b91dd9c12f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d633b84d66179cde427bc992775304cc1e530b439938b4cc38339b91dd9c12f", kill_on_drop: false }`
[INFO] [stdout] 2d633b84d66179cde427bc992775304cc1e530b439938b4cc38339b91dd9c12f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54a8501a721494f6eed1feb25339b0e7bb8b55a1c5a1dd7d8ecad2003f4e64b7
[INFO] running `Command { std: "docker" "start" "-a" "54a8501a721494f6eed1feb25339b0e7bb8b55a1c5a1dd7d8ecad2003f4e64b7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_dhall-db604b82bd141324)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test value::test_display_simpletype ... ok
[INFO] [stdout] test value::test_display_value ... 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 serde_dhall
[INFO] [stderr] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:2:23
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![warn(missing_docs, missing_doc_code_examples)]
[INFO] [stderr]   |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read /opt/rustwide/workdir/src/../../README.md: No such file or directory (os error 2)
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:258:5
[INFO] [stderr]     |
[INFO] [stderr] 258 |     doc_comment::doctest!("../../README.md");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in the macro `include_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: unexpected token: `(/*ERROR*/)`
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:258:5
[INFO] [stderr]     |
[INFO] [stderr] 258 |     doc_comment::doctest!("../../README.md");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in the macro `doc_comment::doctest` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "54a8501a721494f6eed1feb25339b0e7bb8b55a1c5a1dd7d8ecad2003f4e64b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54a8501a721494f6eed1feb25339b0e7bb8b55a1c5a1dd7d8ecad2003f4e64b7", kill_on_drop: false }`
[INFO] [stdout] 54a8501a721494f6eed1feb25339b0e7bb8b55a1c5a1dd7d8ecad2003f4e64b7