[INFO] crate basic_xlsx_writer 0.1.3 is already in cache
[INFO] checking basic_xlsx_writer-0.1.3 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate basic_xlsx_writer 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate basic_xlsx_writer 0.1.3 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate basic_xlsx_writer 0.1.3
[INFO] finished tweaking crates.io crate basic_xlsx_writer 0.1.3
[INFO] tweaked toml for crates.io crate basic_xlsx_writer 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93173a1ae17ca6045ca6b30c57e9b70a7b333c09f905f3684a59009fcd72d12d
[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" "93173a1ae17ca6045ca6b30c57e9b70a7b333c09f905f3684a59009fcd72d12d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93173a1ae17ca6045ca6b30c57e9b70a7b333c09f905f3684a59009fcd72d12d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93173a1ae17ca6045ca6b30c57e9b70a7b333c09f905f3684a59009fcd72d12d", kill_on_drop: false }`
[INFO] [stdout] 93173a1ae17ca6045ca6b30c57e9b70a7b333c09f905f3684a59009fcd72d12d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 308c8b5a4ca3c6a8bf8dcbdf7ff9a165778c546ec7a4bc6eb3c309bb9b839118
[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" "308c8b5a4ca3c6a8bf8dcbdf7ff9a165778c546ec7a4bc6eb3c309bb9b839118", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking adler v0.2.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking basic_xlsx_writer v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:143:38
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn write(&self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:174:61
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn write_value(cv: &CellValue, ref_id: String, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:217:52
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn write(&self, row_index: usize, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                                    ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:270:39
[INFO] [stdout]     |
[INFO] [stdout] 270 |     fn write_head(&self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:300:45
[INFO] [stdout]     |
[INFO] [stdout] 300 |     fn write_data_begin(&self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:304:43
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn write_data_end(&self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:308:34
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn close(&self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:146:42
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn create_content_types(writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:168:33
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn create_rels(writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:179:32
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn create_app(writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:204:33
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn create_core(writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:213:35
[INFO] [stdout]     |
[INFO] [stdout] 213 |     fn create_styles(writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:260:48
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn create_workbook(&mut self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:282:47
[INFO] [stdout]     |
[INFO] [stdout] 282 |     fn create_xl_rels(&mut self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:303:37
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn create_xl_theme(writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:143:38
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn write(&self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:174:61
[INFO] [stdout]     |
[INFO] [stdout] 174 | fn write_value(cv: &CellValue, ref_id: String, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:217:52
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn write(&self, row_index: usize, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                                    ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:270:39
[INFO] [stdout]     |
[INFO] [stdout] 270 |     fn write_head(&self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:300:45
[INFO] [stdout]     |
[INFO] [stdout] 300 |     fn write_data_begin(&self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:304:43
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn write_data_end(&self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/sheet.rs:308:34
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn close(&self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:146:42
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn create_content_types(writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:168:33
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn create_rels(writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:179:32
[INFO] [stdout]     |
[INFO] [stdout] 179 |     fn create_app(writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:204:33
[INFO] [stdout]     |
[INFO] [stdout] 204 |     fn create_core(writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:213:35
[INFO] [stdout]     |
[INFO] [stdout] 213 |     fn create_styles(writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:260:48
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn create_workbook(&mut self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:282:47
[INFO] [stdout]     |
[INFO] [stdout] 282 |     fn create_xl_rels(&mut self, writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/workbook.rs:303:37
[INFO] [stdout]     |
[INFO] [stdout] 303 |     fn create_xl_theme(writer: &mut Write) -> Result<()> {
[INFO] [stdout]     |                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stdout]   --> src/workbook.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         fs::create_dir(root.as_path()).is_ok();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stdout]   --> src/workbook.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         fs::create_dir(root.as_path()).is_ok();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.66s
[INFO] running `Command { std: "docker" "inspect" "308c8b5a4ca3c6a8bf8dcbdf7ff9a165778c546ec7a4bc6eb3c309bb9b839118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "308c8b5a4ca3c6a8bf8dcbdf7ff9a165778c546ec7a4bc6eb3c309bb9b839118", kill_on_drop: false }`
[INFO] [stdout] 308c8b5a4ca3c6a8bf8dcbdf7ff9a165778c546ec7a4bc6eb3c309bb9b839118