[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 master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitwestneat%2Frust-ext2-fuse" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kitwestneat/rust-ext2-fuse on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-tc1/source/Cargo.toml [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fuse v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 901de28a1e236df9370cb2d355ae38cf1fa7576c0e3f7cc3271e06c66663a9d2 [INFO] running `Command { std: "docker" "start" "-a" "901de28a1e236df9370cb2d355ae38cf1fa7576c0e3f7cc3271e06c66663a9d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "901de28a1e236df9370cb2d355ae38cf1fa7576c0e3f7cc3271e06c66663a9d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "901de28a1e236df9370cb2d355ae38cf1fa7576c0e3f7cc3271e06c66663a9d2", kill_on_drop: false }` [INFO] [stdout] 901de28a1e236df9370cb2d355ae38cf1fa7576c0e3f7cc3271e06c66663a9d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c5291c2bf6171655f7ae25d5af59295608623ebbee5d711ec54c835cd43f923 [INFO] running `Command { std: "docker" "start" "-a" "1c5291c2bf6171655f7ae25d5af59295608623ebbee5d711ec54c835cd43f923", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling log v0.4.8 [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 lazy_static v1.3.0 [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 humantime v1.2.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling fuse v0.3.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking atty v0.2.13 [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)]` 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(&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 { [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [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)]` 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(&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 { [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.86s [INFO] running `Command { std: "docker" "inspect" "1c5291c2bf6171655f7ae25d5af59295608623ebbee5d711ec54c835cd43f923", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c5291c2bf6171655f7ae25d5af59295608623ebbee5d711ec54c835cd43f923", kill_on_drop: false }` [INFO] [stdout] 1c5291c2bf6171655f7ae25d5af59295608623ebbee5d711ec54c835cd43f923