[INFO] fetching crate yml_to_ron 0.1.0...
[INFO] testing yml_to_ron-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate yml_to_ron 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate yml_to_ron 0.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yml_to_ron 0.1.0
[INFO] finished tweaking crates.io crate yml_to_ron 0.1.0
[INFO] tweaked toml for crates.io crate yml_to_ron 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate yml_to_ron 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ab0d315e9dcfdb7b832405d7e199274d3e50d5e080a3a141c5577a1cf9dc4b6
[INFO] running `Command { std: "docker" "start" "-a" "3ab0d315e9dcfdb7b832405d7e199274d3e50d5e080a3a141c5577a1cf9dc4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ab0d315e9dcfdb7b832405d7e199274d3e50d5e080a3a141c5577a1cf9dc4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab0d315e9dcfdb7b832405d7e199274d3e50d5e080a3a141c5577a1cf9dc4b6", kill_on_drop: false }`
[INFO] [stdout] 3ab0d315e9dcfdb7b832405d7e199274d3e50d5e080a3a141c5577a1cf9dc4b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44f2e8a2a7409bc05e701f287621901dbf8d1ec1c8bec7168affd25d0555e473
[INFO] running `Command { std: "docker" "start" "-a" "44f2e8a2a7409bc05e701f287621901dbf8d1ec1c8bec7168affd25d0555e473", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.63
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_test v1.0.124
[INFO] [stderr]    Compiling ron v0.6.4
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling yml_to_ron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `to_string_pretty`, `to_writer`
[INFO] [stdout]  --> src/main.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ron::ser::{PrettyConfig, to_string_pretty, to_writer, to_writer_pretty};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serializer`
[INFO] [stdout]  --> src/main.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | use serde::{Serialize, Serializer};
[INFO] [stdout]   |                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::YamlSerialize::BadValue`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::YamlSerialize::BadValue;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.71s
[INFO] running `Command { std: "docker" "inspect" "44f2e8a2a7409bc05e701f287621901dbf8d1ec1c8bec7168affd25d0555e473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44f2e8a2a7409bc05e701f287621901dbf8d1ec1c8bec7168affd25d0555e473", kill_on_drop: false }`
[INFO] [stdout] 44f2e8a2a7409bc05e701f287621901dbf8d1ec1c8bec7168affd25d0555e473
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36c67511ccea8104986d879de13320abe58775ba30592e28162e17293247faee
[INFO] running `Command { std: "docker" "start" "-a" "36c67511ccea8104986d879de13320abe58775ba30592e28162e17293247faee", kill_on_drop: false }`
[INFO] [stderr]    Compiling yml_to_ron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `to_string_pretty`, `to_writer`
[INFO] [stdout]  --> src/main.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ron::ser::{PrettyConfig, to_string_pretty, to_writer, to_writer_pretty};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serializer`
[INFO] [stdout]  --> src/main.rs:9:24
[INFO] [stdout]   |
[INFO] [stdout] 9 | use serde::{Serialize, Serializer};
[INFO] [stdout]   |                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::YamlSerialize::BadValue`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::YamlSerialize::BadValue;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "36c67511ccea8104986d879de13320abe58775ba30592e28162e17293247faee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c67511ccea8104986d879de13320abe58775ba30592e28162e17293247faee", kill_on_drop: false }`
[INFO] [stdout] 36c67511ccea8104986d879de13320abe58775ba30592e28162e17293247faee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 299ce60cdeb269d6b9b6e31b8899d6e3baa425b867adf7fff924362ec7708a93
[INFO] running `Command { std: "docker" "start" "-a" "299ce60cdeb269d6b9b6e31b8899d6e3baa425b867adf7fff924362ec7708a93", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `to_string_pretty`, `to_writer`
[INFO] [stderr]  --> src/main.rs:7:30
[INFO] [stderr]   |
[INFO] [stderr] 7 | use ron::ser::{PrettyConfig, to_string_pretty, to_writer, to_writer_pretty};
[INFO] [stderr]   |                              ^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Serializer`
[INFO] [stderr]  --> src/main.rs:9:24
[INFO] [stderr]   |
[INFO] [stderr] 9 | use serde::{Serialize, Serializer};
[INFO] [stderr]   |                        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::YamlSerialize::BadValue`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use crate::YamlSerialize::BadValue;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yron-8952cb1bb9ab8da7)
[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" "299ce60cdeb269d6b9b6e31b8899d6e3baa425b867adf7fff924362ec7708a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "299ce60cdeb269d6b9b6e31b8899d6e3baa425b867adf7fff924362ec7708a93", kill_on_drop: false }`
[INFO] [stdout] 299ce60cdeb269d6b9b6e31b8899d6e3baa425b867adf7fff924362ec7708a93