[INFO] fetching crate mbpr 0.0.1...
[INFO] testing mbpr-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mbpr 0.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mbpr 0.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mbpr 0.0.1
[INFO] finished tweaking crates.io crate mbpr 0.0.1
[INFO] tweaked toml for crates.io crate mbpr 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 61a97b89156fa5e3fc3a9df9aa2661e4581ac2a19b3ebcc45ecc1023d26fe0b5
[INFO] running `Command { std: "docker" "start" "-a" "61a97b89156fa5e3fc3a9df9aa2661e4581ac2a19b3ebcc45ecc1023d26fe0b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61a97b89156fa5e3fc3a9df9aa2661e4581ac2a19b3ebcc45ecc1023d26fe0b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a97b89156fa5e3fc3a9df9aa2661e4581ac2a19b3ebcc45ecc1023d26fe0b5", kill_on_drop: false }`
[INFO] [stdout] 61a97b89156fa5e3fc3a9df9aa2661e4581ac2a19b3ebcc45ecc1023d26fe0b5
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d7b0b5f68614d6118c3d331a4cc0a7e2f6a59511f6eaee6a7d033a048fab618
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0d7b0b5f68614d6118c3d331a4cc0a7e2f6a59511f6eaee6a7d033a048fab618", kill_on_drop: false }`
[INFO] [stderr]    Compiling nom v2.2.1
[INFO] [stderr]    Compiling mbpr v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/request.rs:94:1
[INFO] [stdout]    |
[INFO] [stdout] 94 | ///Parse only the header
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "0d7b0b5f68614d6118c3d331a4cc0a7e2f6a59511f6eaee6a7d033a048fab618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7b0b5f68614d6118c3d331a4cc0a7e2f6a59511f6eaee6a7d033a048fab618", kill_on_drop: false }`
[INFO] [stdout] 0d7b0b5f68614d6118c3d331a4cc0a7e2f6a59511f6eaee6a7d033a048fab618
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f09f4b92c83ec97f7bf8d4279c7ce597c64070db135d906f10dda4d840fb624
[INFO] running `Command { std: "docker" "start" "-a" "5f09f4b92c83ec97f7bf8d4279c7ce597c64070db135d906f10dda4d840fb624", kill_on_drop: false }`
[INFO] [stderr]    Compiling mbpr v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/request.rs:94:1
[INFO] [stdout]    |
[INFO] [stdout] 94 | ///Parse only the header
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/request.rs:94:1
[INFO] [stdout]    |
[INFO] [stdout] 94 | ///Parse only the header
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `Command { std: "docker" "inspect" "5f09f4b92c83ec97f7bf8d4279c7ce597c64070db135d906f10dda4d840fb624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f09f4b92c83ec97f7bf8d4279c7ce597c64070db135d906f10dda4d840fb624", kill_on_drop: false }`
[INFO] [stdout] 5f09f4b92c83ec97f7bf8d4279c7ce597c64070db135d906f10dda4d840fb624
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa03b305e4ea7ace2b8f85573e70b7844c90cad39f8a0575ee11e2e7b23e658d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aa03b305e4ea7ace2b8f85573e70b7844c90cad39f8a0575ee11e2e7b23e658d", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/request.rs:94:1
[INFO] [stderr]    |
[INFO] [stderr] 94 | ///Parse only the header
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/request.rs:94:1
[INFO] [stderr]    |
[INFO] [stderr] 94 | ///Parse only the header
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mbpr-bbfdd6125c83ae8b
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_encode_slice ... ok
[INFO] [stdout] test test_encode_u16 ... ok
[INFO] [stdout] test test_encode_u8 ... ok
[INFO] [stdout] test test_encode_u64 ... ok
[INFO] [stdout] test test_encode_u32 ... ok
[INFO] [stdout] test test_encoding_vec ... ok
[INFO] [stdout] test opcode::test_opcode_decode ... ok
[INFO] [stdout] test status::test_status_field ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/doc_examples-c29080eaac95b2a3
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test add_request ... ok
[INFO] [stdout] test error_message_response ... ok
[INFO] [stdout] test get_response ... ok
[INFO] [stdout] test get_request ... ok
[INFO] [stdout] test add_response ... ok
[INFO] [stdout] test get_response_with_k ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mbpr
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa03b305e4ea7ace2b8f85573e70b7844c90cad39f8a0575ee11e2e7b23e658d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa03b305e4ea7ace2b8f85573e70b7844c90cad39f8a0575ee11e2e7b23e658d", kill_on_drop: false }`
[INFO] [stdout] aa03b305e4ea7ace2b8f85573e70b7844c90cad39f8a0575ee11e2e7b23e658d