[INFO] fetching crate drumatech 0.1.9...
[INFO] testing drumatech-0.1.9 against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] extracting crate drumatech 0.1.9 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate drumatech 0.1.9
[INFO] finished tweaking crates.io crate drumatech 0.1.9
[INFO] tweaked toml for crates.io crate drumatech 0.1.9 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate drumatech 0.1.9 on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb1c4706debd74dd7f864853720a583e58e6feea81069c3638a4b4ffa3c0096f
[INFO] running `Command { std: "docker" "start" "-a" "eb1c4706debd74dd7f864853720a583e58e6feea81069c3638a4b4ffa3c0096f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb1c4706debd74dd7f864853720a583e58e6feea81069c3638a4b4ffa3c0096f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb1c4706debd74dd7f864853720a583e58e6feea81069c3638a4b4ffa3c0096f", kill_on_drop: false }`
[INFO] [stdout] eb1c4706debd74dd7f864853720a583e58e6feea81069c3638a4b4ffa3c0096f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d7fffdb0f99792f865d72af414a45b87131b12c2217b284f1fcc953562d860e
[INFO] running `Command { std: "docker" "start" "-a" "3d7fffdb0f99792f865d72af414a45b87131b12c2217b284f1fcc953562d860e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling drumatech v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fileu.rs:10:59
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn filepath_to_content(s: &str) -> Result<String, Box<std::error::Error>> {
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn filepath_to_content(s: &str) -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/structure.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let mut idx: usize = self.size;
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/structure.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let mut idx: usize = self.size;
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/structure.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 |         if 0 > index || self.size < index {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/structure.rs:158:12
[INFO] [stdout]     |
[INFO] [stdout] 158 |         if 0 > index || self.size < index {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/structure.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 271 |         if 0 > index || self.size < index {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/structure.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 |         if 0 > index || self.size < index {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.34s
[INFO] running `Command { std: "docker" "inspect" "3d7fffdb0f99792f865d72af414a45b87131b12c2217b284f1fcc953562d860e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d7fffdb0f99792f865d72af414a45b87131b12c2217b284f1fcc953562d860e", kill_on_drop: false }`
[INFO] [stdout] 3d7fffdb0f99792f865d72af414a45b87131b12c2217b284f1fcc953562d860e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc4a612934717a29f4b2018e01790c89fcac88fa3551e4eecd566d1b26f1de0e
[INFO] running `Command { std: "docker" "start" "-a" "bc4a612934717a29f4b2018e01790c89fcac88fa3551e4eecd566d1b26f1de0e", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fileu.rs:10:59
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn filepath_to_content(s: &str) -> Result<String, Box<std::error::Error>> {
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn filepath_to_content(s: &str) -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/structure.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let mut idx: usize = self.size;
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/structure.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let mut idx: usize = self.size;
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/structure.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 |         if 0 > index || self.size < index {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/structure.rs:158:12
[INFO] [stdout]     |
[INFO] [stdout] 158 |         if 0 > index || self.size < index {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/structure.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 271 |         if 0 > index || self.size < index {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling drumatech v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/structure.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 |         if 0 > index || self.size < index {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/fileu.rs:10:59
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn filepath_to_content(s: &str) -> Result<String, Box<std::error::Error>> {
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn filepath_to_content(s: &str) -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stdout]    |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/structure.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let mut idx: usize = self.size;
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/structure.rs:318:13
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let mut idx: usize = self.size;
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/structure.rs:141:12
[INFO] [stdout]     |
[INFO] [stdout] 141 |         if 0 > index || self.size < index {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/structure.rs:158:12
[INFO] [stdout]     |
[INFO] [stdout] 158 |         if 0 > index || self.size < index {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/structure.rs:271:12
[INFO] [stdout]     |
[INFO] [stdout] 271 |         if 0 > index || self.size < index {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]    --> src/structure.rs:288:12
[INFO] [stdout]     |
[INFO] [stdout] 288 |         if 0 > index || self.size < index {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "bc4a612934717a29f4b2018e01790c89fcac88fa3551e4eecd566d1b26f1de0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc4a612934717a29f4b2018e01790c89fcac88fa3551e4eecd566d1b26f1de0e", kill_on_drop: false }`
[INFO] [stdout] bc4a612934717a29f4b2018e01790c89fcac88fa3551e4eecd566d1b26f1de0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f61c575e257b3c70ecbf5ed23885ea9f6fb66be14c01e12b0bb5bc4ae458d2a
[INFO] running `Command { std: "docker" "start" "-a" "0f61c575e257b3c70ecbf5ed23885ea9f6fb66be14c01e12b0bb5bc4ae458d2a", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fileu.rs:10:59
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn filepath_to_content(s: &str) -> Result<String, Box<std::error::Error>> {
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn filepath_to_content(s: &str) -> Result<String, Box<dyn std::error::Error>> {
[INFO] [stderr]    |                                                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/structure.rs:318:13
[INFO] [stderr]     |
[INFO] [stderr] 318 |         let mut idx: usize = self.size;
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `idx`
[INFO] [stderr]    --> src/structure.rs:318:13
[INFO] [stderr]     |
[INFO] [stderr] 318 |         let mut idx: usize = self.size;
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]    --> src/structure.rs:141:12
[INFO] [stderr]     |
[INFO] [stderr] 141 |         if 0 > index || self.size < index {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]    --> src/structure.rs:158:12
[INFO] [stderr]     |
[INFO] [stderr] 158 |         if 0 > index || self.size < index {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]    --> src/structure.rs:271:12
[INFO] [stderr]     |
[INFO] [stderr] 271 |         if 0 > index || self.size < index {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]    --> src/structure.rs:288:12
[INFO] [stderr]     |
[INFO] [stderr] 288 |         if 0 > index || self.size < index {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `drumatech` (lib) generated 7 warnings (run `cargo fix --lib -p drumatech` to apply 3 suggestions)
[INFO] [stderr] warning: `drumatech` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/drumatech-e03f0117d38b8584)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests drumatech
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/conv.rs - conv::get (line 52) ... FAILED
[INFO] [stdout] test src/structure.rs - structure::ArrayStack<T>::add (line 173) ... ok
[INFO] [stdout] test src/conv.rs - conv::u8_to_string (line 23) ... ok
[INFO] [stdout] test src/fileu.rs - fileu::filepath_to_content (line 5) ... ok
[INFO] [stdout] test src/conv.rs - conv::u8_give_string (line 5) ... ok
[INFO] [stdout] test src/structure.rs - structure::ArrayStack<T>::resize (line 203) ... ok
[INFO] [stdout] test src/fileu.rs - fileu::content_or_raw (line 23) ... ok
[INFO] [stdout] test src/structure.rs - structure::ArrayQueue<T>::add (line 416) ... ok
[INFO] [stdout] test src/conv.rs - conv::open_box (line 39) ... ok
[INFO] [stdout] test src/structure.rs - structure::FastArrayStack<T>::resize (line 340) ... ok
[INFO] [stdout] test src/structure.rs - structure::FastArrayStack<T>::remove (line 362) ... ok
[INFO] [stdout] test src/structure.rs - structure::FastArrayStack<T>::get (line 263) ... ok
[INFO] [stdout] test src/structure.rs - structure::ArrayStack<T>::set (line 150) ... ok
[INFO] [stdout] test src/structure.rs - structure::Stack<T>::allocate (line 28) ... ok
[INFO] [stdout] test src/structure.rs - structure::ArrayStack<T>::remove (line 225) ... ok
[INFO] [stdout] test src/structure.rs - structure::FastArrayStack<T>::set (line 280) ... ok
[INFO] [stdout] test src/structure.rs - structure::FastArrayStack<T>::add (line 303) ... ok
[INFO] [stdout] test src/structure.rs - structure::ArrayQueue<T>::remove (line 437) ... FAILED
[INFO] [stdout] test src/structure.rs - structure::Stack<T>::base (line 98) ... ok
[INFO] [stdout] test src/structure.rs - structure::Stack<T>::new (line 12) ... ok
[INFO] [stdout] test src/structure.rs - structure::ArrayStack<T>::get (line 133) ... ok
[INFO] [stdout] test src/structure.rs - structure::Stack<T>::top (line 77) ... ok
[INFO] [stdout] test src/structure.rs - structure::Stack<T>::push (line 43) ... ok
[INFO] [stdout] test src/structure.rs - structure::Stack<T>::pop (line 58) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/conv.rs - conv::get (line 52) stdout ----
[INFO] [stdout] error: expected one of `->`, `where`, or `{`, found `}`
[INFO] [stdout]  --> src/conv.rs:57:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get<T>(v:Vec<>)
[INFO] [stdout]   |        ---            - expected one of `->`, `where`, or `{`
[INFO] [stdout]   |        |
[INFO] [stdout]   |        while parsing this `fn`
[INFO] [stdout] 7 | } _doctest_main_src_conv_rs_52_0() }
[INFO] [stdout]   | ^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: free function without a body
[INFO] [stdout]  --> src/conv.rs:56:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get<T>(v:Vec<>)
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^- help: provide a definition for the function: `{ <body> }`
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: struct takes at least 1 generic argument but 0 generic arguments were supplied
[INFO] [stdout]  --> src/conv.rs:56:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get<T>(v:Vec<>)
[INFO] [stdout]   |                 ^^^ expected at least 1 generic argument
[INFO] [stdout]   |
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get<T>(v:Vec<T>)
[INFO] [stdout]   |                     +
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0107`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/structure.rs - structure::ArrayQueue<T>::remove (line 437) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (572) panicked at src/structure.rs:9:1:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 3
[INFO] [stdout]  right: 5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b48ca200382 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b48ca200382 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b48ca200382 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5b48ca200382 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5b48ca20ef6f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5b48ca20ef6f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5b48ca1df2e3 - std::io::default_write_fmt::hf7668c9f69c3a921
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b48ca1df2e3 - std::io::Write::write_fmt::ha6503cd07dd1d506
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5b48ca1e4122 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5b48ca1e594c - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5b48ca1e57a6 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x5b48ca1e5f25 - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x5b48ca1e5dba - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x5b48ca1e4259 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x5b48ca1d3d4d - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x5b48ca211fb0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5b48ca211e23 - core::panicking::assert_failed_inner::h865658b89c1b891d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:444:17
[INFO] [stdout]   17:     0x5b48ca211c67 - core::panicking::assert_failed::hda11ef7e070fa843
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:399:5
[INFO] [stdout]   18:     0x5b48ca1d2b98 - rust_out::main::_doctest_main_src_structure_rs_437_0::hd4917a611e8fa318
[INFO] [stdout]   19:     0x5b48ca1d29b6 - rust_out::main::hca4b1f7e004a5b5b
[INFO] [stdout]   20:     0x5b48ca1d2063 - core::ops::function::FnOnce::call_once::hd1d9844f43ba9ade
[INFO] [stdout]   21:     0x5b48ca1d1ed6 - std::sys::backtrace::__rust_begin_short_backtrace::h1b07d04bd89bf1d2
[INFO] [stdout]   22:     0x5b48ca1d1eb9 - std::rt::lang_start::{{closure}}::h195b227e6d961974
[INFO] [stdout]   23:     0x5b48ca1e01a0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hfe01ef9c04091e5f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   24:     0x5b48ca1e01a0 - std::panicking::catch_unwind::do_call::h3720541c1dc2745c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   25:     0x5b48ca1e01a0 - std::panicking::catch_unwind::hf812e1c72a8544c2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   26:     0x5b48ca1e01a0 - std::panic::catch_unwind::h9e80dffea8831154
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x5b48ca1e01a0 - std::rt::lang_start_internal::{{closure}}::h03410fa218b2c977
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x5b48ca1e01a0 - std::panicking::catch_unwind::do_call::hcc46efa18e4a9c15
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5b48ca1e01a0 - std::panicking::catch_unwind::hc0afbf6668eb863a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5b48ca1e01a0 - std::panic::catch_unwind::h9640c0d1343096b8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5b48ca1e01a0 - std::rt::lang_start_internal::hea659f61d058debe
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x5b48ca1d1ea1 - std::rt::lang_start::h1eafb7a9125a057d
[INFO] [stdout]   33:     0x5b48ca1d30f5 - main
[INFO] [stdout]   34:     0x78ac3993e1ca - <unknown>
[INFO] [stdout]   35:     0x78ac3993e28b - __libc_start_main
[INFO] [stdout]   36:     0x5b48ca1d1d65 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/conv.rs - conv::get (line 52)
[INFO] [stdout]     src/structure.rs - structure::ArrayQueue<T>::remove (line 437)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 22 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.58s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0f61c575e257b3c70ecbf5ed23885ea9f6fb66be14c01e12b0bb5bc4ae458d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f61c575e257b3c70ecbf5ed23885ea9f6fb66be14c01e12b0bb5bc4ae458d2a", kill_on_drop: false }`
[INFO] [stdout] 0f61c575e257b3c70ecbf5ed23885ea9f6fb66be14c01e12b0bb5bc4ae458d2a
