[INFO] cloning repository https://github.com/kitwestneat/rust-ext2-fuse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kitwestneat/rust-ext2-fuse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitwestneat%2Frust-ext2-fuse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitwestneat%2Frust-ext2-fuse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49a6c8d1c5bfdea57e31a944880eb118a2c7c5a9
[INFO] checking kitwestneat/rust-ext2-fuse against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitwestneat%2Frust-ext2-fuse" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kitwestneat/rust-ext2-fuse
[INFO] finished tweaking git repo https://github.com/kitwestneat/rust-ext2-fuse
[INFO] tweaked toml for git repo https://github.com/kitwestneat/rust-ext2-fuse written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kitwestneat/rust-ext2-fuse on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kitwestneat/rust-ext2-fuse 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9226e136f9f8f57437ed04a29bce72b714a2ca32cd2aa51d5e87079a41c9a86
[INFO] running `Command { std: "docker" "start" "-a" "b9226e136f9f8f57437ed04a29bce72b714a2ca32cd2aa51d5e87079a41c9a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9226e136f9f8f57437ed04a29bce72b714a2ca32cd2aa51d5e87079a41c9a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9226e136f9f8f57437ed04a29bce72b714a2ca32cd2aa51d5e87079a41c9a86", kill_on_drop: false }`
[INFO] [stdout] b9226e136f9f8f57437ed04a29bce72b714a2ca32cd2aa51d5e87079a41c9a86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0dbcb9ac08fe68eb6c9079ae85cee21b18b6aa22f8ff3f01faa5591b474ef764
[INFO] running `Command { std: "docker" "start" "-a" "0dbcb9ac08fe68eb6c9079ae85cee21b18b6aa22f8ff3f01faa5591b474ef764", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking ext2-fuse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `new_size`
[INFO] [stdout]    --> src/ext2/mod.rs:559:86
[INFO] [stdout]     |
[INFO] [stdout] 559 |     fn append_block_to_inode(&mut self, ino: u64, inode: &mut Inode, block_num: u32, new_size: u64) -> Result<(), c_int> {
[INFO] [stdout]     |                                                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `store_block`, `alloc_block`, and `append_block_to_inode` are never used
[INFO] [stdout]    --> src/ext2/mod.rs:376:8
[INFO] [stdout]     |
[INFO] [stdout] 339 | impl HelloFS {
[INFO] [stdout]     | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 376 |     fn store_block<T>(&self, block_no: u32, buf: *const T) -> Result<(), c_int> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 432 |     fn alloc_block(&mut self, ino: u64) -> Result<u32, c_int> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 559 |     fn append_block_to_inode(&mut self, ino: u64, inode: &mut Inode, block_num: u32, new_size: u64) -> Result<(), c_int> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/ext2/filesystem.rs:175:33
[INFO] [stdout]     |
[INFO] [stdout] 175 |                     $inode.$x = $x.try_into().unwrap();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |         try_set!(inode, atime);
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `try_set` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/ext2/filesystem.rs:175:33
[INFO] [stdout]     |
[INFO] [stdout] 175 |                     $inode.$x = $x.try_into().unwrap();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |         try_set!(inode, mtime);
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_set` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ext2-fuse` (bin "ext2-fuse" test) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `new_size`
[INFO] [stdout]    --> src/ext2/mod.rs:559:86
[INFO] [stdout]     |
[INFO] [stdout] 559 |     fn append_block_to_inode(&mut self, ino: u64, inode: &mut Inode, block_num: u32, new_size: u64) -> Result<(), c_int> {
[INFO] [stdout]     |                                                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `store_block`, `alloc_block`, and `append_block_to_inode` are never used
[INFO] [stdout]    --> src/ext2/mod.rs:376:8
[INFO] [stdout]     |
[INFO] [stdout] 339 | impl HelloFS {
[INFO] [stdout]     | ------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 376 |     fn store_block<T>(&self, block_no: u32, buf: *const T) -> Result<(), c_int> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 432 |     fn alloc_block(&mut self, ino: u64) -> Result<u32, c_int> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 559 |     fn append_block_to_inode(&mut self, ino: u64, inode: &mut Inode, block_num: u32, new_size: u64) -> Result<(), c_int> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/ext2/filesystem.rs:175:33
[INFO] [stdout]     |
[INFO] [stdout] 175 |                     $inode.$x = $x.try_into().unwrap();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |         try_set!(inode, atime);
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `try_set` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/ext2/filesystem.rs:175:33
[INFO] [stdout]     |
[INFO] [stdout] 175 |                     $inode.$x = $x.try_into().unwrap();
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |         try_set!(inode, mtime);
[INFO] [stdout]     |         ---------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_set` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ext2-fuse` (bin "ext2-fuse") due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0dbcb9ac08fe68eb6c9079ae85cee21b18b6aa22f8ff3f01faa5591b474ef764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dbcb9ac08fe68eb6c9079ae85cee21b18b6aa22f8ff3f01faa5591b474ef764", kill_on_drop: false }`
[INFO] [stdout] 0dbcb9ac08fe68eb6c9079ae85cee21b18b6aa22f8ff3f01faa5591b474ef764
