[INFO] fetching crate csv-stream 0.1.3...
[INFO] testing csv-stream-0.1.3 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate csv-stream 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate csv-stream 0.1.3
[INFO] finished tweaking crates.io crate csv-stream 0.1.3
[INFO] tweaked toml for crates.io crate csv-stream 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate csv-stream 0.1.3 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 62 packages to latest compatible versions
[INFO] [stderr]       Adding bstr v0.2.17 (available: v1.12.0)
[INFO] [stderr]       Adding itoa v0.4.8 (available: v1.0.15)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8422b2d13a0f060371ed0e73ce4693deaac7bc438440314a5b54466297714327
[INFO] running `Command { std: "docker" "start" "-a" "8422b2d13a0f060371ed0e73ce4693deaac7bc438440314a5b54466297714327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8422b2d13a0f060371ed0e73ce4693deaac7bc438440314a5b54466297714327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8422b2d13a0f060371ed0e73ce4693deaac7bc438440314a5b54466297714327", kill_on_drop: false }`
[INFO] [stdout] 8422b2d13a0f060371ed0e73ce4693deaac7bc438440314a5b54466297714327
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 87d55fd10279e95ce72a415d1eb66ab6ea7f9b52779d1a63f7b7f7a78db7406b
[INFO] running `Command { std: "docker" "start" "-a" "87d55fd10279e95ce72a415d1eb66ab6ea7f9b52779d1a63f7b7f7a78db7406b", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling csv-stream v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `capacity` is never read
[INFO] [stdout]   --> src/writer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct WriterBuilder {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 15 |     builder: CoreWriterBuilder,
[INFO] [stdout] 16 |     capacity: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WriterBuilder` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `panicked` is never read
[INFO] [stdout]    --> src/writer.rs:532:5
[INFO] [stdout]     |
[INFO] [stdout] 517 | struct WriterState {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 532 |     panicked: bool,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WriterState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.67s
[INFO] running `Command { std: "docker" "inspect" "87d55fd10279e95ce72a415d1eb66ab6ea7f9b52779d1a63f7b7f7a78db7406b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87d55fd10279e95ce72a415d1eb66ab6ea7f9b52779d1a63f7b7f7a78db7406b", kill_on_drop: false }`
[INFO] [stdout] 87d55fd10279e95ce72a415d1eb66ab6ea7f9b52779d1a63f7b7f7a78db7406b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7f8957dd484641399218be81d181b8cf23d119f5b5cb4cab5ebc1758d109c238
[INFO] running `Command { std: "docker" "start" "-a" "7f8957dd484641399218be81d181b8cf23d119f5b5cb4cab5ebc1758d109c238", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv-stream v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `capacity` is never read
[INFO] [stdout]   --> src/writer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct WriterBuilder {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 15 |     builder: CoreWriterBuilder,
[INFO] [stdout] 16 |     capacity: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WriterBuilder` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `panicked` is never read
[INFO] [stdout]    --> src/writer.rs:532:5
[INFO] [stdout]     |
[INFO] [stdout] 517 | struct WriterState {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 532 |     panicked: bool,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WriterState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `capacity` is never read
[INFO] [stdout]   --> src/writer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct WriterBuilder {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 15 |     builder: CoreWriterBuilder,
[INFO] [stdout] 16 |     capacity: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WriterBuilder` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `panicked` is never read
[INFO] [stdout]    --> src/writer.rs:532:5
[INFO] [stdout]     |
[INFO] [stdout] 517 | struct WriterState {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 532 |     panicked: bool,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WriterState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.28s
[INFO] running `Command { std: "docker" "inspect" "7f8957dd484641399218be81d181b8cf23d119f5b5cb4cab5ebc1758d109c238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f8957dd484641399218be81d181b8cf23d119f5b5cb4cab5ebc1758d109c238", kill_on_drop: false }`
[INFO] [stdout] 7f8957dd484641399218be81d181b8cf23d119f5b5cb4cab5ebc1758d109c238
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 48f042603a0fab11207e834da335002f17e6db6dec921f32ac59ce3a005148e0
[INFO] running `Command { std: "docker" "start" "-a" "48f042603a0fab11207e834da335002f17e6db6dec921f32ac59ce3a005148e0", kill_on_drop: false }`
[INFO] [stderr] warning: field `capacity` is never read
[INFO] [stderr]   --> src/writer.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub struct WriterBuilder {
[INFO] [stderr]    |            ------------- field in this struct
[INFO] [stderr] 15 |     builder: CoreWriterBuilder,
[INFO] [stderr] 16 |     capacity: usize,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `WriterBuilder` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `panicked` is never read
[INFO] [stderr]    --> src/writer.rs:532:5
[INFO] [stderr]     |
[INFO] [stderr] 517 | struct WriterState {
[INFO] [stderr]     |        ----------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 532 |     panicked: bool,
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `WriterState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `csv-stream` (lib) generated 2 warnings
[INFO] [stderr] warning: `csv-stream` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/csv_stream-7e568f9758a16f1d)
[INFO] [stdout] 
[INFO] [stdout] running 41 tests
[INFO] [stdout] test serializer::tests::bool ... ok
[INFO] [stdout] test iter::tests::serialize ... ok
[INFO] [stdout] test serializer::tests::char ... ok
[INFO] [stdout] test serializer::tests::bytes ... ok
[INFO] [stdout] test iter::tests::config ... ok
[INFO] [stdout] test serializer::tests::enum_newtypes ... ok
[INFO] [stdout] test serializer::tests::enum_struct_variant ... ok
[INFO] [stdout] test serializer::tests::float ... ok
[INFO] [stdout] test serializer::tests::enum_units ... ok
[INFO] [stdout] test serializer::tests::float_nan ... ok
[INFO] [stdout] test serializer::tests::integer ... ok
[INFO] [stdout] test serializer::tests::integer_i128 ... ok
[INFO] [stdout] test serializer::tests::integer_u128 ... ok
[INFO] [stdout] test serializer::tests::option ... ok
[INFO] [stdout] test serializer::tests::seq ... ok
[INFO] [stdout] test serializer::tests::str ... ok
[INFO] [stdout] test serializer::tests::struct_headers ... ok
[INFO] [stdout] test serializer::tests::struct_headers_inside_nested_tuple_seq ... ok
[INFO] [stdout] test serializer::tests::struct_headers_inside_seq ... ok
[INFO] [stdout] test serializer::tests::struct_headers_inside_tuple ... ok
[INFO] [stdout] test serializer::tests::struct_headers_inside_tuple_scalar_before ... ok
[INFO] [stdout] test serializer::tests::struct_newtype ... ok
[INFO] [stdout] test serializer::tests::struct_headers_nested ... ok
[INFO] [stdout] test serializer::tests::struct_headers_inside_tuple_scalar_after ... ok
[INFO] [stdout] test serializer::tests::struct_no_headers ... ok
[INFO] [stdout] test serializer::tests::struct_no_headers_128 ... ok
[INFO] [stdout] test serializer::tests::struct_headers_nested_seq ... ok
[INFO] [stdout] test serializer::tests::struct_unit ... ok
[INFO] [stdout] test serializer::tests::tuple ... ok
[INFO] [stdout] test serializer::tests::tuple_struct ... ok
[INFO] [stdout] test serializer::tests::tuple_variant ... ok
[INFO] [stdout] test serializer::tests::unit ... ok
[INFO] [stdout] test writer::tests::one_empty_record ... ok
[INFO] [stdout] test writer::tests::one_record ... ok
[INFO] [stdout] test stream::tests::config ... ok
[INFO] [stdout] test stream::tests::serialize ... ok
[INFO] [stdout] test writer::tests::serialize_no_headers ... ok
[INFO] [stdout] test writer::tests::serialize_no_headers_128 ... ok
[INFO] [stdout] test writer::tests::serialize_tuple ... ok
[INFO] [stdout] test writer::tests::serialize_with_headers ... ok
[INFO] [stdout] test writer::tests::two_empty_records ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 41 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "48f042603a0fab11207e834da335002f17e6db6dec921f32ac59ce3a005148e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f042603a0fab11207e834da335002f17e6db6dec921f32ac59ce3a005148e0", kill_on_drop: false }`
[INFO] [stdout] 48f042603a0fab11207e834da335002f17e6db6dec921f32ac59ce3a005148e0