[INFO] updating cached repository https://github.com/exrook/zfsbrowser [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/exrook/zfsbrowser [INFO] [stderr] 01f568b..9335c51 master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9335c51c7ddbf309ae9a066e62ab868ff6643fee [INFO] checking exrook/zfsbrowser against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexrook%2Fzfsbrowser" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/exrook/zfsbrowser on toolchain ba72b15666b2491415aec703a02c2364fe5e2790 [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/exrook/zfsbrowser [INFO] finished tweaking git repo https://github.com/exrook/zfsbrowser [INFO] tweaked toml for git repo https://github.com/exrook/zfsbrowser written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/exrook/zfsbrowser already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8b06c098e379b090d380b3e64f8004471f9942d209704ede9a598609318e34b3 [INFO] running `"docker" "start" "-a" "8b06c098e379b090d380b3e64f8004471f9942d209704ede9a598609318e34b3"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling rocket_codegen v0.4.4 [INFO] [stderr] Compiling rocket v0.4.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking lz4-compression v0.6.1 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling num_cpus v1.12.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking cookie v0.11.2 [INFO] [stderr] Compiling devise_core v0.2.0 [INFO] [stderr] Compiling devise_codegen v0.2.0 [INFO] [stderr] Compiling devise v0.2.0 [INFO] [stderr] Compiling pear v0.1.2 [INFO] [stderr] Checking rocket_http v0.4.4 [INFO] [stderr] Checking zfsbrowser v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `Outcome`, `Request` [INFO] [stderr] --> src/main.rs:11:21 [INFO] [stderr] | [INFO] [stderr] 11 | use rocket::{State, Request, Outcome}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Status` [INFO] [stderr] --> src/main.rs:13:20 [INFO] [stderr] | [INFO] [stderr] 13 | use rocket::http::{Status,RawStr}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::convert::TryInto` [INFO] [stderr] --> src/zfs.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::convert::TryInto; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:47:22 [INFO] [stderr] | [INFO] [stderr] 47 | for i in (0..dnode.num_block_ptr as u64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:78:22 [INFO] [stderr] | [INFO] [stderr] 78 | for i in (0..dnode.num_block_ptr as usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Outcome`, `Request` [INFO] [stderr] --> src/main.rs:11:21 [INFO] [stderr] | [INFO] [stderr] 11 | use rocket::{State, Request, Outcome}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Status` [INFO] [stderr] --> src/main.rs:13:20 [INFO] [stderr] | [INFO] [stderr] 13 | use rocket::http::{Status,RawStr}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::convert::TryInto` [INFO] [stderr] --> src/zfs.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::convert::TryInto; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:47:22 [INFO] [stderr] | [INFO] [stderr] 47 | for i in (0..dnode.num_block_ptr as u64) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:78:22 [INFO] [stderr] | [INFO] [stderr] 78 | for i in (0..dnode.num_block_ptr as usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vdev` [INFO] [stderr] --> src/main.rs:35:30 [INFO] [stderr] | [INFO] [stderr] 35 | fn block(dev: State, vdev: u32, id: NumFromHex, asize: u32, view: Option) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vdev` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `asize` [INFO] [stderr] --> src/main.rs:35:57 [INFO] [stderr] | [INFO] [stderr] 35 | fn block(dev: State, vdev: u32, id: NumFromHex, asize: u32, view: Option) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_asize` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vdev` [INFO] [stderr] --> src/main.rs:63:41 [INFO] [stderr] | [INFO] [stderr] 63 | fn block_compressed(dev: State, vdev: u32, id: NumFromHex, asize: u32, view: Option, phys_size: u32, logical_size: u32) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vdev` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `asize` [INFO] [stderr] --> src/main.rs:63:68 [INFO] [stderr] | [INFO] [stderr] 63 | fn block_compressed(dev: State, vdev: u32, id: NumFromHex, asize: u32, view: Option, phys_size: u32, logical_size: u32) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_asize` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `logical_size` [INFO] [stderr] --> src/main.rs:63:118 [INFO] [stderr] | [INFO] [stderr] 63 | fn block_compressed(dev: State, vdev: u32, id: NumFromHex, asize: u32, view: Option, phys_size: u32, logical_size: u32) -> String { [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_logical_size` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vdev` [INFO] [stderr] --> src/main.rs:35:30 [INFO] [stderr] | [INFO] [stderr] 35 | fn block(dev: State, vdev: u32, id: NumFromHex, asize: u32, view: Option) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vdev` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `asize` [INFO] [stderr] --> src/main.rs:35:57 [INFO] [stderr] | [INFO] [stderr] 35 | fn block(dev: State, vdev: u32, id: NumFromHex, asize: u32, view: Option) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_asize` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `vdev` [INFO] [stderr] --> src/main.rs:63:41 [INFO] [stderr] | [INFO] [stderr] 63 | fn block_compressed(dev: State, vdev: u32, id: NumFromHex, asize: u32, view: Option, phys_size: u32, logical_size: u32) -> String { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_vdev` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `asize` [INFO] [stderr] --> src/main.rs:63:68 [INFO] [stderr] | [INFO] [stderr] 63 | fn block_compressed(dev: State, vdev: u32, id: NumFromHex, asize: u32, view: Option, phys_size: u32, logical_size: u32) -> String { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_asize` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `logical_size` [INFO] [stderr] --> src/main.rs:63:118 [INFO] [stderr] | [INFO] [stderr] 63 | fn block_compressed(dev: State, vdev: u32, id: NumFromHex, asize: u32, view: Option, phys_size: u32, logical_size: u32) -> String { [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_logical_size` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | writeln!(output, "{:#?}", dnode); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:50:17 [INFO] [stderr] | [INFO] [stderr] 50 | writeln!(output, "{:#?}", blockptr); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | write!(output, "{:?}", blockptr); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:77:13 [INFO] [stderr] | [INFO] [stderr] 77 | writeln!(output, "{:#?}", dnode); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:80:17 [INFO] [stderr] | [INFO] [stderr] 80 | writeln!(output, "{:#?}", blockptr); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:85:17 [INFO] [stderr] | [INFO] [stderr] 85 | writeln!(output, "{:?}", bonus); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:90:13 [INFO] [stderr] | [INFO] [stderr] 90 | write!(output, "{:?}", blockptr); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | write!(output, "{:?}", data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/zfs.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | self.file.read_exact_at(&mut buf, address); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 19 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:46:13 [INFO] [stderr] | [INFO] [stderr] 46 | writeln!(output, "{:#?}", dnode); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:50:17 [INFO] [stderr] | [INFO] [stderr] 50 | writeln!(output, "{:#?}", blockptr); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | write!(output, "{:?}", blockptr); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:77:13 [INFO] [stderr] | [INFO] [stderr] 77 | writeln!(output, "{:#?}", dnode); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:80:17 [INFO] [stderr] | [INFO] [stderr] 80 | writeln!(output, "{:#?}", blockptr); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:85:17 [INFO] [stderr] | [INFO] [stderr] 85 | writeln!(output, "{:?}", bonus); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:90:13 [INFO] [stderr] | [INFO] [stderr] 90 | write!(output, "{:?}", blockptr); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | write!(output, "{:?}", data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/zfs.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | self.file.read_exact_at(&mut buf, address); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 19 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 28s [INFO] running `"docker" "inspect" "8b06c098e379b090d380b3e64f8004471f9942d209704ede9a598609318e34b3"` [INFO] running `"docker" "rm" "-f" "8b06c098e379b090d380b3e64f8004471f9942d209704ede9a598609318e34b3"` [INFO] [stdout] 8b06c098e379b090d380b3e64f8004471f9942d209704ede9a598609318e34b3