[INFO] fetching crate minimal-yaml 0.1.5...
[INFO] testing minimal-yaml-0.1.5 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate minimal-yaml 0.1.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate minimal-yaml 0.1.5 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minimal-yaml 0.1.5
[INFO] finished tweaking crates.io crate minimal-yaml 0.1.5
[INFO] tweaked toml for crates.io crate minimal-yaml 0.1.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63d6100ebf9e3ebf03e543f933123575536d3500e9c43512d4d777dd566aad56
[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" "63d6100ebf9e3ebf03e543f933123575536d3500e9c43512d4d777dd566aad56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63d6100ebf9e3ebf03e543f933123575536d3500e9c43512d4d777dd566aad56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d6100ebf9e3ebf03e543f933123575536d3500e9c43512d4d777dd566aad56", kill_on_drop: false }`
[INFO] [stdout] 63d6100ebf9e3ebf03e543f933123575536d3500e9c43512d4d777dd566aad56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb191f22aaf1ba5b9e60e4a8807a5e8247f0b0da2be80d3ab4a9456866e04073
[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" "eb191f22aaf1ba5b9e60e4a8807a5e8247f0b0da2be80d3ab4a9456866e04073", kill_on_drop: false }`
[INFO] [stderr]    Compiling minimal-yaml v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `FlowOut`
[INFO] [stdout]   --> src/parse.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     FlowOut,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "eb191f22aaf1ba5b9e60e4a8807a5e8247f0b0da2be80d3ab4a9456866e04073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb191f22aaf1ba5b9e60e4a8807a5e8247f0b0da2be80d3ab4a9456866e04073", kill_on_drop: false }`
[INFO] [stdout] eb191f22aaf1ba5b9e60e4a8807a5e8247f0b0da2be80d3ab4a9456866e04073
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd304695717b9872543ebc75f5d6145367bde9258c3471b122553e7049ec9978
[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" "fd304695717b9872543ebc75f5d6145367bde9258c3471b122553e7049ec9978", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stdout] warning: variant is never constructed: `FlowOut`
[INFO] [stdout]   --> src/parse.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     FlowOut,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling minimal-yaml v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `FlowOut`
[INFO] [stdout]   --> src/parse.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     FlowOut,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.21s
[INFO] running `Command { std: "docker" "inspect" "fd304695717b9872543ebc75f5d6145367bde9258c3471b122553e7049ec9978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd304695717b9872543ebc75f5d6145367bde9258c3471b122553e7049ec9978", kill_on_drop: false }`
[INFO] [stdout] fd304695717b9872543ebc75f5d6145367bde9258c3471b122553e7049ec9978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7cf7ff1909c19768d917e431ea4b8f0b08778d8f42582f2b5acd562583f7991
[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" "e7cf7ff1909c19768d917e431ea4b8f0b08778d8f42582f2b5acd562583f7991", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `FlowOut`
[INFO] [stderr]   --> src/parse.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     FlowOut,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `minimal-yaml` (lib) generated 1 warning
[INFO] [stderr] warning: `minimal-yaml` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minimal_yaml-91ace3908c64cea0)
[INFO] [stdout] 
[INFO] [stdout] running 48 tests
[INFO] [stdout] test tests::tests::test_parse_block_mapping_flow_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_sequence_flow_seq_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_sequence_flow_map_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_sequence_nested_ ... ok
[INFO] [stdout] test tests::tests::test_parse_double_quote_scalar_no_whitespace_ ... ok
[INFO] [stdout] test tests::tests::test_parse_double_quote_scalar_whitespace_ ... ok
[INFO] [stdout] test tests::tests::test_parse_empty_flow_sequence_ ... ok
[INFO] [stdout] test tests::tests::test_parse_input_with_comments_ ... ok
[INFO] [stdout] test tests::tests::test_parse_input_with_doc_start_ ... ok
[INFO] [stdout] test tests::tests::test_parse_input_with_error_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_sequence_multiple_nested_ ... ok
[INFO] [stdout] test tests::tests::test_parse_issue_13b_ ... ok
[INFO] [stdout] test tests::tests::test_parse_input_with_seq_and_dash_ ... ok
[INFO] [stdout] test tests::tests::test_parse_issue_14_ ... ok
[INFO] [stdout] test tests::tests::test_parse_input_with_indicators_ ... ok
[INFO] [stdout] test tests::tests::test_parse_map_key_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_mapping_simple_ ... ok
[INFO] [stdout] test tests::tests::test_parse_mixed_kind_flow_sequence_no_quotes_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_mapping_missing_value_ ... ok
[INFO] [stdout] test tests::tests::test_parse_error_msg_ ... ok
[INFO] [stdout] test tests::tests::test_parse_issue_15a_ ... ok
[INFO] [stdout] test tests::tests::test_parse_malformed_seq_ ... ok
[INFO] [stdout] test tests::tests::test_parse_map_entry_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_mixed_kind_flow_sequence_quotes_ ... ok
[INFO] [stdout] test tests::tests::test_parse_simple_block_sequence_ ... ok
[INFO] [stdout] test tests::tests::test_parse_multiple_entry_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_seq_value_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_seq_key_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_multiple_flow_sequence_no_quotes_ ... ok
[INFO] [stdout] test tests::tests::test_parse_one_element_flow_sequence_ ... ok
[INFO] [stdout] test tests::tests::test_parse_readme_example_ ... ok
[INFO] [stdout] test tests::tests::test_parse_odd_structure_ ... ok
[INFO] [stdout] test tests::tests::test_parse_simple_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_no_quote_scalar_no_whitespace_ ... ok
[INFO] [stdout] test tests::tests::test_round_trip_basic_structural_eq ... ok
[INFO] [stdout] test tests::tests::test_parse_super_simple_block_sequence_nested_ ... ok
[INFO] [stdout] test tests::tests::test_parse_issue_13a_ ... ok
[INFO] [stdout] test tests::tests::test_parse_issue_15b_ ... ok
[INFO] [stdout] test tests::tests::test_parse_super_simple_ ... ok
[INFO] [stderr]    Doc-tests minimal-yaml
[INFO] [stdout] test tests::tests::test_parse_simple_flow_sequence_no_quotes_ ... ok
[INFO] [stdout] test tests::tests::test_parse_scalar_with_pound_in_middle_ ... ok
[INFO] [stdout] test tests::tests::test_parse_no_quote_scalar_whitespace_ ... ok
[INFO] [stdout] test tests::tests::test_round_trip_basic_literal_eq ... ok
[INFO] [stdout] test tests::tests::test_parse_single_quote_scalar_whitespace_ ... ok
[INFO] [stdout] test tests::tests::test_parse_simple_flow_sequence_mixed_quotes_ ... ok
[INFO] [stdout] test tests::tests::test_parse_single_quote_scalar_no_whitespace_ ... ok
[INFO] [stdout] test tests::tests::test_parse_seq_entry_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_mapping_nested_blocks_ ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 48 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "e7cf7ff1909c19768d917e431ea4b8f0b08778d8f42582f2b5acd562583f7991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7cf7ff1909c19768d917e431ea4b8f0b08778d8f42582f2b5acd562583f7991", kill_on_drop: false }`
[INFO] [stdout] e7cf7ff1909c19768d917e431ea4b8f0b08778d8f42582f2b5acd562583f7991