[INFO] cloning repository https://github.com/melizalde-ds/qcow2-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/melizalde-ds/qcow2-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelizalde-ds%2Fqcow2-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelizalde-ds%2Fqcow2-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 17d3b8a5925f5a79792600a562543cf036a992d3 [INFO] checking melizalde-ds/qcow2-rs against try#e5b0618d996a6a3941e423fd3e170737b8dbdc92 for pr-151822 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmelizalde-ds%2Fqcow2-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/melizalde-ds/qcow2-rs [INFO] finished tweaking git repo https://github.com/melizalde-ds/qcow2-rs [INFO] tweaked toml for git repo https://github.com/melizalde-ds/qcow2-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/melizalde-ds/qcow2-rs on toolchain e5b0618d996a6a3941e423fd3e170737b8dbdc92 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/melizalde-ds/qcow2-rs 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" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d70e63e3fcdfc2d88dbd96f37226d8f98b7e0e50d40c6ff7ef302faf7574a729 [INFO] running `Command { std: "docker" "start" "-a" "d70e63e3fcdfc2d88dbd96f37226d8f98b7e0e50d40c6ff7ef302faf7574a729", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d70e63e3fcdfc2d88dbd96f37226d8f98b7e0e50d40c6ff7ef302faf7574a729", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d70e63e3fcdfc2d88dbd96f37226d8f98b7e0e50d40c6ff7ef302faf7574a729", kill_on_drop: false }` [INFO] [stdout] d70e63e3fcdfc2d88dbd96f37226d8f98b7e0e50d40c6ff7ef302faf7574a729 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+e5b0618d996a6a3941e423fd3e170737b8dbdc92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64390947cee73a27512a115600588d70aef902dee128169a31c7a1e58a825ce0 [INFO] running `Command { std: "docker" "start" "-a" "64390947cee73a27512a115600588d70aef902dee128169a31c7a1e58a825ce0", kill_on_drop: false }` [INFO] [stderr] Checking qcow2-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct Qcow2Header { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 8 | magic: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | version: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 10 | backing_file_offset: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 11 | backing_file_size: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | cluster_bits: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 13 | size: u64, [INFO] [stdout] | ^^^^ [INFO] [stdout] 14 | crypt_method: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 15 | l1_size: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 16 | l1_table_offset: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 17 | refcount_table_offset: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 18 | refcount_table_clusters: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 19 | nb_snapshots: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 20 | snapshots_offset: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Qcow2Header` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `incompatible_features`, `compatible_features`, `autoclear_features`, `refcount_order`, `header_length`, and `compression_type` are never read [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 24 | struct Qcow2V3Header { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 25 | incompatible_features: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 26 | compatible_features: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 27 | autoclear_features: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 28 | refcount_order: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 29 | header_length: u32, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 30 | compression_type: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Qcow2V3Header` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `extension_type`, `length`, and `data` are never read [INFO] [stdout] --> src/main.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 34 | struct Qcow2HeaderExtension { [INFO] [stdout] | -------------------- fields in this struct [INFO] [stdout] 35 | extension_type: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 36 | length: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 37 | data: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Qcow2HeaderExtension` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `header`, `v3_header`, and `extensions` are never read [INFO] [stdout] --> src/main.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 41 | struct Qcow2Metadata { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 42 | header: Qcow2Header, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 43 | v3_header: Option, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 44 | extensions: Option>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Qcow2Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct Qcow2Header { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 8 | magic: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | version: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 10 | backing_file_offset: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 11 | backing_file_size: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 12 | cluster_bits: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 13 | size: u64, [INFO] [stdout] | ^^^^ [INFO] [stdout] 14 | crypt_method: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 15 | l1_size: u32, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 16 | l1_table_offset: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 17 | refcount_table_offset: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 18 | refcount_table_clusters: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 19 | nb_snapshots: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 20 | snapshots_offset: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Qcow2Header` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `incompatible_features`, `compatible_features`, `autoclear_features`, `refcount_order`, `header_length`, and `compression_type` are never read [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 24 | struct Qcow2V3Header { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 25 | incompatible_features: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 26 | compatible_features: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 27 | autoclear_features: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 28 | refcount_order: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 29 | header_length: u32, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 30 | compression_type: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Qcow2V3Header` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `extension_type`, `length`, and `data` are never read [INFO] [stdout] --> src/main.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 34 | struct Qcow2HeaderExtension { [INFO] [stdout] | -------------------- fields in this struct [INFO] [stdout] 35 | extension_type: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 36 | length: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 37 | data: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Qcow2HeaderExtension` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `header`, `v3_header`, and `extensions` are never read [INFO] [stdout] --> src/main.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 41 | struct Qcow2Metadata { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 42 | header: Qcow2Header, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 43 | v3_header: Option, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 44 | extensions: Option>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Qcow2Metadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "64390947cee73a27512a115600588d70aef902dee128169a31c7a1e58a825ce0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64390947cee73a27512a115600588d70aef902dee128169a31c7a1e58a825ce0", kill_on_drop: false }` [INFO] [stdout] 64390947cee73a27512a115600588d70aef902dee128169a31c7a1e58a825ce0