[INFO] fetching crate dir-structure 0.1.5...
[INFO] testing dir-structure-0.1.5 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate dir-structure 0.1.5 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate dir-structure 0.1.5
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dir-structure 0.1.5
[INFO] tweaked toml for crates.io crate dir-structure 0.1.5 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dir-structure 0.1.5 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] crate crates.io crate dir-structure 0.1.5 already has a lockfile, it will not be regenerated
[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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dir-structure-macros v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2e0c54be4622feae8016a8a13f979c189d3ddd78d26f1b1d77d2e44d365bd424
[INFO] running `Command { std: "docker" "start" "-a" "2e0c54be4622feae8016a8a13f979c189d3ddd78d26f1b1d77d2e44d365bd424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e0c54be4622feae8016a8a13f979c189d3ddd78d26f1b1d77d2e44d365bd424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e0c54be4622feae8016a8a13f979c189d3ddd78d26f1b1d77d2e44d365bd424", kill_on_drop: false }`
[INFO] [stdout] 2e0c54be4622feae8016a8a13f979c189d3ddd78d26f1b1d77d2e44d365bd424
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 39054d8d6b38d5c29e39962ba044510db091e13255a3bd1ee4433bf70fba794e
[INFO] running `Command { std: "docker" "start" "-a" "39054d8d6b38d5c29e39962ba044510db091e13255a3bd1ee4433bf70fba794e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling dir-structure-macros v0.1.5
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling dir-structure v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `StreamingFileWriter` is never constructed
[INFO] [stdout]     --> src/lib.rs:2087:8
[INFO] [stdout]      |
[INFO] [stdout] 2087 | struct StreamingFileWriter {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]     --> src/lib.rs:2092:8
[INFO] [stdout]      |
[INFO] [stdout] 2091 | impl StreamingFileWriter {
[INFO] [stdout]      | ------------------------ associated function in this implementation
[INFO] [stdout] 2092 |     fn new(path: &Path) -> Result<Self> {
[INFO] [stdout]      |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.31s
[INFO] running `Command { std: "docker" "inspect" "39054d8d6b38d5c29e39962ba044510db091e13255a3bd1ee4433bf70fba794e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39054d8d6b38d5c29e39962ba044510db091e13255a3bd1ee4433bf70fba794e", kill_on_drop: false }`
[INFO] [stdout] 39054d8d6b38d5c29e39962ba044510db091e13255a3bd1ee4433bf70fba794e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5062c76c04d355ae6e510e16b0c3ff79f239d5d3cccc492c58104ba6b74a5acc
[INFO] running `Command { std: "docker" "start" "-a" "5062c76c04d355ae6e510e16b0c3ff79f239d5d3cccc492c58104ba6b74a5acc", kill_on_drop: false }`
[INFO] [stdout] warning: struct `StreamingFileWriter` is never constructed
[INFO] [stdout]     --> src/lib.rs:2087:8
[INFO] [stdout]      |
[INFO] [stdout] 2087 | struct StreamingFileWriter {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]     --> src/lib.rs:2092:8
[INFO] [stdout]      |
[INFO] [stdout] 2091 | impl StreamingFileWriter {
[INFO] [stdout]      | ------------------------ associated function in this implementation
[INFO] [stdout] 2092 |     fn new(path: &Path) -> Result<Self> {
[INFO] [stdout]      |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dir-structure v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `StreamingFileWriter` is never constructed
[INFO] [stdout]     --> src/lib.rs:2087:8
[INFO] [stdout]      |
[INFO] [stdout] 2087 | struct StreamingFileWriter {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]     --> src/lib.rs:2092:8
[INFO] [stdout]      |
[INFO] [stdout] 2091 | impl StreamingFileWriter {
[INFO] [stdout]      | ------------------------ associated function in this implementation
[INFO] [stdout] 2092 |     fn new(path: &Path) -> Result<Self> {
[INFO] [stdout]      |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "5062c76c04d355ae6e510e16b0c3ff79f239d5d3cccc492c58104ba6b74a5acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5062c76c04d355ae6e510e16b0c3ff79f239d5d3cccc492c58104ba6b74a5acc", kill_on_drop: false }`
[INFO] [stdout] 5062c76c04d355ae6e510e16b0c3ff79f239d5d3cccc492c58104ba6b74a5acc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 075a23f4ec1476a4888d647f7a86ef8e3fca4ff9609c392e9aae81d5fff5ec28
[INFO] running `Command { std: "docker" "start" "-a" "075a23f4ec1476a4888d647f7a86ef8e3fca4ff9609c392e9aae81d5fff5ec28", kill_on_drop: false }`
[INFO] [stderr] warning: struct `StreamingFileWriter` is never constructed
[INFO] [stderr]     --> src/lib.rs:2087:8
[INFO] [stderr]      |
[INFO] [stderr] 2087 | struct StreamingFileWriter {
[INFO] [stderr]      |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]     --> src/lib.rs:2092:8
[INFO] [stderr]      |
[INFO] [stderr] 2091 | impl StreamingFileWriter {
[INFO] [stderr]      | ------------------------ associated function in this implementation
[INFO] [stderr] 2092 |     fn new(path: &Path) -> Result<Self> {
[INFO] [stderr]      |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dir-structure` (lib) generated 2 warnings
[INFO] [stderr] warning: `dir-structure` (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/dir_structure-465fe48fdfec1679)
[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] [stderr]      Running tests/tests.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/tests-745ce3ff3a4926fc)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test deferred_read ... ok
[INFO] [stdout] test parse_dirs_inner_with_self_path ... ok
[INFO] [stdout] test read_simple_nested ... ok
[INFO] [stdout] test read_simple ... ok
[INFO] [stdout] test read_numbers ... ok
[INFO] [stdout] test read_all_directory_files ... ok
[INFO] [stdout] test read_simple_with_subdir ... ok
[INFO] [stdout] test versioned_doesnt_call_write_if_not_changed ... ok
[INFO] [stdout] test versioned_works ... ok
[INFO] [stdout] test write_numbers ... ok
[INFO] [stdout] test write_simple ... ok
[INFO] [stdout] test write_subdirectory_children ... ok
[INFO] [stdout] test write_simple_nested ... ok
[INFO] [stdout] test write_simple_with_subdir ... ok
[INFO] [stdout] test clean_dir_writer ... ok
[INFO] [stdout] test clean_dir_writer_newtype ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "075a23f4ec1476a4888d647f7a86ef8e3fca4ff9609c392e9aae81d5fff5ec28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "075a23f4ec1476a4888d647f7a86ef8e3fca4ff9609c392e9aae81d5fff5ec28", kill_on_drop: false }`
[INFO] [stdout] 075a23f4ec1476a4888d647f7a86ef8e3fca4ff9609c392e9aae81d5fff5ec28