[INFO] fetching crate csv2struct 0.1.0...
[INFO] testing csv2struct-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate csv2struct 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate csv2struct 0.1.0
[INFO] finished tweaking crates.io crate csv2struct 0.1.0
[INFO] tweaked toml for crates.io crate csv2struct 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate csv2struct 0.1.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1927ed190571f7cac28d2636404af36734aec83d2494664470de9d688f9db0fc
[INFO] running `Command { std: "docker" "start" "-a" "1927ed190571f7cac28d2636404af36734aec83d2494664470de9d688f9db0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1927ed190571f7cac28d2636404af36734aec83d2494664470de9d688f9db0fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1927ed190571f7cac28d2636404af36734aec83d2494664470de9d688f9db0fc", kill_on_drop: false }`
[INFO] [stdout] 1927ed190571f7cac28d2636404af36734aec83d2494664470de9d688f9db0fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4e88f21088fa9c53fb98a5d307c4fe6aedf376640b0082deaba1677e4908d0f7
[INFO] running `Command { std: "docker" "start" "-a" "4e88f21088fa9c53fb98a5d307c4fe6aedf376640b0082deaba1677e4908d0f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling csv2struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `type_name` is never read
[INFO] [stdout]    --> src/main.rs:230:21
[INFO] [stdout]     |
[INFO] [stdout] 230 |             let mut type_name = String::new();
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "4e88f21088fa9c53fb98a5d307c4fe6aedf376640b0082deaba1677e4908d0f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e88f21088fa9c53fb98a5d307c4fe6aedf376640b0082deaba1677e4908d0f7", kill_on_drop: false }`
[INFO] [stdout] 4e88f21088fa9c53fb98a5d307c4fe6aedf376640b0082deaba1677e4908d0f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 140cf3b339b50ec44434314e4116752599c839e84fa7f8c80b8c855d5e5ec4e5
[INFO] running `Command { std: "docker" "start" "-a" "140cf3b339b50ec44434314e4116752599c839e84fa7f8c80b8c855d5e5ec4e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling csv2struct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `type_name` is never read
[INFO] [stdout]    --> src/main.rs:230:21
[INFO] [stdout]     |
[INFO] [stdout] 230 |             let mut type_name = String::new();
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "140cf3b339b50ec44434314e4116752599c839e84fa7f8c80b8c855d5e5ec4e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "140cf3b339b50ec44434314e4116752599c839e84fa7f8c80b8c855d5e5ec4e5", kill_on_drop: false }`
[INFO] [stdout] 140cf3b339b50ec44434314e4116752599c839e84fa7f8c80b8c855d5e5ec4e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 610afb28794b30ef7378cf9448d5e840c7136612a6bb07b04ec26a53eda16b65
[INFO] running `Command { std: "docker" "start" "-a" "610afb28794b30ef7378cf9448d5e840c7136612a6bb07b04ec26a53eda16b65", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `type_name` is never read
[INFO] [stderr]    --> src/main.rs:230:21
[INFO] [stderr]     |
[INFO] [stderr] 230 |             let mut type_name = String::new();
[INFO] [stderr]     |                     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `csv2struct` (bin "csv2struct" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/csv2struct-70d4f54c90282c20)
[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" "610afb28794b30ef7378cf9448d5e840c7136612a6bb07b04ec26a53eda16b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "610afb28794b30ef7378cf9448d5e840c7136612a6bb07b04ec26a53eda16b65", kill_on_drop: false }`
[INFO] [stdout] 610afb28794b30ef7378cf9448d5e840c7136612a6bb07b04ec26a53eda16b65