[INFO] cloning repository https://github.com/islamuddin/rust-xlsx-writer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/islamuddin/rust-xlsx-writer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fislamuddin%2Frust-xlsx-writer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fislamuddin%2Frust-xlsx-writer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4ba44dda84111e2238d86db8f43bc6933cbb2ea
[INFO] checking islamuddin/rust-xlsx-writer against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fislamuddin%2Frust-xlsx-writer" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/islamuddin/rust-xlsx-writer on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/islamuddin/rust-xlsx-writer
[INFO] finished tweaking git repo https://github.com/islamuddin/rust-xlsx-writer
[INFO] tweaked toml for git repo https://github.com/islamuddin/rust-xlsx-writer written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/islamuddin/rust-xlsx-writer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zip v0.5.8
[INFO] [stderr]   Downloaded quick-xml v0.17.2
[INFO] [stderr]   Downloaded umya-spreadsheet v0.1.10-beta
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d6dbca4695aefdfbc7b27898b6b781ffdb79d5cf8efe827731cde14cbaf03361
[INFO] running `Command { std: "docker" "start" "-a" "d6dbca4695aefdfbc7b27898b6b781ffdb79d5cf8efe827731cde14cbaf03361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6dbca4695aefdfbc7b27898b6b781ffdb79d5cf8efe827731cde14cbaf03361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6dbca4695aefdfbc7b27898b6b781ffdb79d5cf8efe827731cde14cbaf03361", kill_on_drop: false }`
[INFO] [stdout] d6dbca4695aefdfbc7b27898b6b781ffdb79d5cf8efe827731cde14cbaf03361
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9227f1d2192f5654897dcba2e7d655abda65f7a140fdd1829197dc734e3d767
[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" "d9227f1d2192f5654897dcba2e7d655abda65f7a140fdd1829197dc734e3d767", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking quick-xml v0.17.2
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking zip v0.5.8
[INFO] [stderr]     Checking umya-spreadsheet v0.1.10-beta
[INFO] [stderr]     Checking xls_sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let path = std::path::Path::new("F:/rust/coders/xls_sample/aaa.xlsx");
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a1_value`
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let a1_value = book.get_sheet_by_name("Sheet2").unwrap().get_cell("A1").unwrap().get_value();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a1_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let path = std::path::Path::new("F:/rust/coders/xls_sample/aaa.xlsx");
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a1_value`
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let a1_value = book.get_sheet_by_name("Sheet2").unwrap().get_cell("A1").unwrap().get_value();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a1_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.01s
[INFO] running `Command { std: "docker" "inspect" "d9227f1d2192f5654897dcba2e7d655abda65f7a140fdd1829197dc734e3d767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9227f1d2192f5654897dcba2e7d655abda65f7a140fdd1829197dc734e3d767", kill_on_drop: false }`
[INFO] [stdout] d9227f1d2192f5654897dcba2e7d655abda65f7a140fdd1829197dc734e3d767