[INFO] fetching crate minimal-yaml 0.1.5...
[INFO] testing minimal-yaml-0.1.5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate minimal-yaml 0.1.5 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate minimal-yaml 0.1.5 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 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-66/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 68505e93b2a78ea3755c6fc41bc330a9db64e4869af31cea5000e0a9eb1d8217
[INFO] running `Command { std: "docker" "start" "-a" "68505e93b2a78ea3755c6fc41bc330a9db64e4869af31cea5000e0a9eb1d8217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68505e93b2a78ea3755c6fc41bc330a9db64e4869af31cea5000e0a9eb1d8217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68505e93b2a78ea3755c6fc41bc330a9db64e4869af31cea5000e0a9eb1d8217", kill_on_drop: false }`
[INFO] [stdout] 68505e93b2a78ea3755c6fc41bc330a9db64e4869af31cea5000e0a9eb1d8217
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 113d09547ceb9defb2ffbb6d41aab4267017320b73ae1a3483c72ea306bf1ebc
[INFO] running `Command { std: "docker" "start" "-a" "113d09547ceb9defb2ffbb6d41aab4267017320b73ae1a3483c72ea306bf1ebc", 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 1.13s
[INFO] running `Command { std: "docker" "inspect" "113d09547ceb9defb2ffbb6d41aab4267017320b73ae1a3483c72ea306bf1ebc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "113d09547ceb9defb2ffbb6d41aab4267017320b73ae1a3483c72ea306bf1ebc", kill_on_drop: false }`
[INFO] [stdout] 113d09547ceb9defb2ffbb6d41aab4267017320b73ae1a3483c72ea306bf1ebc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 7b6a8f44b3809a6ba1c16f077a0fd04e8c76cb503f03f62e4a1605f68119b667
[INFO] running `Command { std: "docker" "start" "-a" "7b6a8f44b3809a6ba1c16f077a0fd04e8c76cb503f03f62e4a1605f68119b667", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[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 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 11.48s
[INFO] running `Command { std: "docker" "inspect" "7b6a8f44b3809a6ba1c16f077a0fd04e8c76cb503f03f62e4a1605f68119b667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6a8f44b3809a6ba1c16f077a0fd04e8c76cb503f03f62e4a1605f68119b667", kill_on_drop: false }`
[INFO] [stdout] 7b6a8f44b3809a6ba1c16f077a0fd04e8c76cb503f03f62e4a1605f68119b667
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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] 96432eaf6b3abc2d536a507a1ed6d182d1032ffb92b7a8f1ef6357e56cc68ca4
[INFO] running `Command { std: "docker" "start" "-a" "96432eaf6b3abc2d536a507a1ed6d182d1032ffb92b7a8f1ef6357e56cc68ca4", 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 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minimal_yaml-60a17960ee8cffeb)
[INFO] [stdout] 
[INFO] [stdout] running 48 tests
[INFO] [stdout] test tests::tests::test_parse_block_mapping_missing_value_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_mapping_flow_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_mapping_nested_blocks_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_mapping_simple_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_sequence_flow_map_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_sequence_flow_seq_ ... ok
[INFO] [stdout] test tests::tests::test_parse_block_sequence_multiple_nested_ ... 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_error_msg_ ... 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_input_with_indicators_ ... ok
[INFO] [stdout] test tests::tests::test_parse_input_with_seq_and_dash_ ... ok
[INFO] [stdout] test tests::tests::test_parse_issue_13b_ ... ok
[INFO] [stdout] test tests::tests::test_parse_issue_13a_ ... ok
[INFO] [stdout] test tests::tests::test_parse_issue_14_ ... ok
[INFO] [stdout] test tests::tests::test_parse_issue_15a_ ... ok
[INFO] [stdout] test tests::tests::test_parse_issue_15b_ ... 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_map_key_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_mixed_kind_flow_sequence_no_quotes_ ... ok
[INFO] [stdout] test tests::tests::test_parse_mixed_kind_flow_sequence_quotes_ ... ok
[INFO] [stdout] test tests::tests::test_parse_multiple_entry_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_multiple_flow_sequence_no_quotes_ ... ok
[INFO] [stdout] test tests::tests::test_parse_no_quote_scalar_no_whitespace_ ... ok
[INFO] [stdout] test tests::tests::test_parse_no_quote_scalar_whitespace_ ... ok
[INFO] [stdout] test tests::tests::test_parse_odd_structure_ ... 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_scalar_with_pound_in_middle_ ... ok
[INFO] [stdout] test tests::tests::test_parse_seq_entry_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_seq_key_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_seq_value_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_simple_block_sequence_ ... ok
[INFO] [stdout] test tests::tests::test_parse_simple_flow_mapping_ ... ok
[INFO] [stdout] test tests::tests::test_parse_simple_flow_sequence_mixed_quotes_ ... ok
[INFO] [stdout] test tests::tests::test_parse_simple_flow_sequence_no_quotes_ ... ok
[INFO] [stdout] test tests::tests::test_parse_single_quote_scalar_no_whitespace_ ... ok
[INFO] [stdout] test tests::tests::test_parse_single_quote_scalar_whitespace_ ... ok
[INFO] [stdout] test tests::tests::test_parse_super_simple_ ... ok
[INFO] [stdout] test tests::tests::test_parse_super_simple_block_sequence_nested_ ... ok
[INFO] [stdout] test tests::tests::test_round_trip_basic_literal_eq ... ok
[INFO] [stdout] test tests::tests::test_round_trip_basic_structural_eq ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 48 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minimal-yaml
[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" "96432eaf6b3abc2d536a507a1ed6d182d1032ffb92b7a8f1ef6357e56cc68ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96432eaf6b3abc2d536a507a1ed6d182d1032ffb92b7a8f1ef6357e56cc68ca4", kill_on_drop: false }`
[INFO] [stdout] 96432eaf6b3abc2d536a507a1ed6d182d1032ffb92b7a8f1ef6357e56cc68ca4