[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#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitwestneat%2Frust-ext2-fuse" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-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-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kitwestneat/rust-ext2-fuse on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bbebb0946182c35362839c17fd05d20c39468ee86ff6895030332c6a4b8e7dd
[INFO] running `Command { std: "docker" "start" "-a" "6bbebb0946182c35362839c17fd05d20c39468ee86ff6895030332c6a4b8e7dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bbebb0946182c35362839c17fd05d20c39468ee86ff6895030332c6a4b8e7dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bbebb0946182c35362839c17fd05d20c39468ee86ff6895030332c6a4b8e7dd", kill_on_drop: false }`
[INFO] [stdout] 6bbebb0946182c35362839c17fd05d20c39468ee86ff6895030332c6a4b8e7dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6371075f72aeca1d85da1610ba9b3678724b14060a0c13b838f5eea0a166c277
[INFO] running `Command { std: "docker" "start" "-a" "6371075f72aeca1d85da1610ba9b3678724b14060a0c13b838f5eea0a166c277", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling fuse v0.3.1
[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] 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "6371075f72aeca1d85da1610ba9b3678724b14060a0c13b838f5eea0a166c277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6371075f72aeca1d85da1610ba9b3678724b14060a0c13b838f5eea0a166c277", kill_on_drop: false }`
[INFO] [stdout] 6371075f72aeca1d85da1610ba9b3678724b14060a0c13b838f5eea0a166c277
