[INFO] fetching crate c3d-rs 0.1.7...
[INFO] checking c3d-rs-0.1.7 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate c3d-rs 0.1.7 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate c3d-rs 0.1.7 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c3d-rs 0.1.7
[INFO] finished tweaking crates.io crate c3d-rs 0.1.7
[INFO] tweaked toml for crates.io crate c3d-rs 0.1.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sval v2.11.1
[INFO] [stderr]   Downloaded sval_ref v2.11.1
[INFO] [stderr]   Downloaded sval_serde v2.11.1
[INFO] [stderr]   Downloaded sval_nested v2.11.1
[INFO] [stderr]   Downloaded value-bag-sval2 v1.8.1
[INFO] [stderr]   Downloaded sval_fmt v2.11.1
[INFO] [stderr]   Downloaded sval_buffer v2.11.1
[INFO] [stderr]   Downloaded erased-serde v0.4.4
[INFO] [stderr]   Downloaded value-bag-serde1 v1.8.1
[INFO] [stderr]   Downloaded serde_fmt v1.0.3
[INFO] [stderr]   Downloaded sval_dynamic v2.11.1
[INFO] [stderr]   Downloaded sval_json v2.11.1
[INFO] [stderr]   Downloaded femme v2.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82c5d1e9376bd5c43cb54b375cba4120cdd1c645d9dd1c456e178c58b8c804d2
[INFO] running `Command { std: "docker" "start" "-a" "82c5d1e9376bd5c43cb54b375cba4120cdd1c645d9dd1c456e178c58b8c804d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82c5d1e9376bd5c43cb54b375cba4120cdd1c645d9dd1c456e178c58b8c804d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82c5d1e9376bd5c43cb54b375cba4120cdd1c645d9dd1c456e178c58b8c804d2", kill_on_drop: false }`
[INFO] [stdout] 82c5d1e9376bd5c43cb54b375cba4120cdd1c645d9dd1c456e178c58b8c804d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 671739a0aa04350d9439f82eb8ff12a57f6b7f6760b3d9e74fe81cc6071c0f71
[INFO] running `Command { std: "docker" "start" "-a" "671739a0aa04350d9439f82eb8ff12a57f6b7f6760b3d9e74fe81cc6071c0f71", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking erased-serde v0.4.4
[INFO] [stderr]     Checking serde_fmt v1.0.3
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking value-bag-serde1 v1.8.1
[INFO] [stderr]     Checking value-bag v1.8.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking femme v2.2.1
[INFO] [stderr]     Checking c3d-rs v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parameter` is never read
[INFO] [stdout]   --> src/lib.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct C3dReader<'a, R: Read + Seek> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 68 |     header: &'a HeaderBlock,
[INFO] [stdout] 69 |     parameter: &'a ParameterBlock,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name_chars_size`, `id`, `offset`, and `desc_chars_size` are never read
[INFO] [stdout]    --> src/lib.rs:611:5
[INFO] [stdout]     |
[INFO] [stdout] 609 | pub struct ParameterFormat {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 610 |     // indicates "locked" if value is negative.
[INFO] [stdout] 611 |     name_chars_size: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 612 |     id: i8,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 613 |     pub name: String,
[INFO] [stdout] 614 |     offset: i16,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 619 |     desc_chars_size: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParameterFormat` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:190:32
[INFO] [stdout]     |
[INFO] [stdout] 190 | ...                   arr.clone().read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:194:32
[INFO] [stdout]     |
[INFO] [stdout] 194 | ...                   arr.clone().read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:247:33
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:250:33
[INFO] [stdout]     |
[INFO] [stdout] 250 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:487:33
[INFO] [stdout]     |
[INFO] [stdout] 487 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:493:33
[INFO] [stdout]     |
[INFO] [stdout] 493 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parameter` is never read
[INFO] [stdout]   --> src/lib.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct C3dReader<'a, R: Read + Seek> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 68 |     header: &'a HeaderBlock,
[INFO] [stdout] 69 |     parameter: &'a ParameterBlock,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name_chars_size`, `id`, `offset`, and `desc_chars_size` are never read
[INFO] [stdout]    --> src/lib.rs:611:5
[INFO] [stdout]     |
[INFO] [stdout] 609 | pub struct ParameterFormat {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 610 |     // indicates "locked" if value is negative.
[INFO] [stdout] 611 |     name_chars_size: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 612 |     id: i8,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 613 |     pub name: String,
[INFO] [stdout] 614 |     offset: i16,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 619 |     desc_chars_size: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParameterFormat` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:190:32
[INFO] [stdout]     |
[INFO] [stdout] 190 | ...                   arr.clone().read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:194:32
[INFO] [stdout]     |
[INFO] [stdout] 194 | ...                   arr.clone().read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:247:33
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:250:33
[INFO] [stdout]     |
[INFO] [stdout] 250 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:487:33
[INFO] [stdout]     |
[INFO] [stdout] 487 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:493:33
[INFO] [stdout]     |
[INFO] [stdout] 493 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "671739a0aa04350d9439f82eb8ff12a57f6b7f6760b3d9e74fe81cc6071c0f71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "671739a0aa04350d9439f82eb8ff12a57f6b7f6760b3d9e74fe81cc6071c0f71", kill_on_drop: false }`
[INFO] [stdout] 671739a0aa04350d9439f82eb8ff12a57f6b7f6760b3d9e74fe81cc6071c0f71
[INFO] checking c3d-rs-0.1.7 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate c3d-rs 0.1.7 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate c3d-rs 0.1.7 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c3d-rs 0.1.7
[INFO] finished tweaking crates.io crate c3d-rs 0.1.7
[INFO] tweaked toml for crates.io crate c3d-rs 0.1.7 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53ed21f033da51967ffe2a1673e16c81de5b6e5d57df1a26be5177a68514d6f8
[INFO] running `Command { std: "docker" "start" "-a" "53ed21f033da51967ffe2a1673e16c81de5b6e5d57df1a26be5177a68514d6f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53ed21f033da51967ffe2a1673e16c81de5b6e5d57df1a26be5177a68514d6f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53ed21f033da51967ffe2a1673e16c81de5b6e5d57df1a26be5177a68514d6f8", kill_on_drop: false }`
[INFO] [stdout] 53ed21f033da51967ffe2a1673e16c81de5b6e5d57df1a26be5177a68514d6f8
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3556446a450261533f03c94843683a7fa4540b23e20c61ed21602b4017ab5c9
[INFO] running `Command { std: "docker" "start" "-a" "d3556446a450261533f03c94843683a7fa4540b23e20c61ed21602b4017ab5c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking erased-serde v0.4.4
[INFO] [stderr]     Checking serde_fmt v1.0.3
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking value-bag-serde1 v1.8.1
[INFO] [stderr]     Checking value-bag v1.8.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking femme v2.2.1
[INFO] [stderr]     Checking c3d-rs v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parameter` is never read
[INFO] [stdout]   --> src/lib.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct C3dReader<'a, R: Read + Seek> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 68 |     header: &'a HeaderBlock,
[INFO] [stdout] 69 |     parameter: &'a ParameterBlock,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name_chars_size`, `id`, `offset`, and `desc_chars_size` are never read
[INFO] [stdout]    --> src/lib.rs:611:5
[INFO] [stdout]     |
[INFO] [stdout] 609 | pub struct ParameterFormat {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 610 |     // indicates "locked" if value is negative.
[INFO] [stdout] 611 |     name_chars_size: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 612 |     id: i8,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 613 |     pub name: String,
[INFO] [stdout] 614 |     offset: i16,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 619 |     desc_chars_size: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParameterFormat` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:190:32
[INFO] [stdout]     |
[INFO] [stdout] 190 | ...                   arr.clone().read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:194:32
[INFO] [stdout]     |
[INFO] [stdout] 194 | ...                   arr.clone().read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:247:33
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:250:33
[INFO] [stdout]     |
[INFO] [stdout] 250 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:487:33
[INFO] [stdout]     |
[INFO] [stdout] 487 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:493:33
[INFO] [stdout]     |
[INFO] [stdout] 493 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parameter` is never read
[INFO] [stdout]   --> src/lib.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct C3dReader<'a, R: Read + Seek> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 68 |     header: &'a HeaderBlock,
[INFO] [stdout] 69 |     parameter: &'a ParameterBlock,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name_chars_size`, `id`, `offset`, and `desc_chars_size` are never read
[INFO] [stdout]    --> src/lib.rs:611:5
[INFO] [stdout]     |
[INFO] [stdout] 609 | pub struct ParameterFormat {
[INFO] [stdout]     |            --------------- fields in this struct
[INFO] [stdout] 610 |     // indicates "locked" if value is negative.
[INFO] [stdout] 611 |     name_chars_size: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 612 |     id: i8,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 613 |     pub name: String,
[INFO] [stdout] 614 |     offset: i16,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 619 |     desc_chars_size: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ParameterFormat` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:190:32
[INFO] [stdout]     |
[INFO] [stdout] 190 | ...                   arr.clone().read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:194:32
[INFO] [stdout]     |
[INFO] [stdout] 194 | ...                   arr.clone().read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:247:33
[INFO] [stdout]     |
[INFO] [stdout] 247 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:250:33
[INFO] [stdout]     |
[INFO] [stdout] 250 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:487:33
[INFO] [stdout]     |
[INFO] [stdout] 487 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &[u8]` instead of cloning the inner type
[INFO] [stdout]    --> src/lib.rs:493:33
[INFO] [stdout]     |
[INFO] [stdout] 493 | ...                   (arr.clone()).read_exact(&mut buf).unwrap();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `Command { std: "docker" "inspect" "d3556446a450261533f03c94843683a7fa4540b23e20c61ed21602b4017ab5c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3556446a450261533f03c94843683a7fa4540b23e20c61ed21602b4017ab5c9", kill_on_drop: false }`
[INFO] [stdout] d3556446a450261533f03c94843683a7fa4540b23e20c61ed21602b4017ab5c9
