[INFO] fetching crate open-vaf 0.4.2...
[INFO] checking open-vaf-0.4.2 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate open-vaf 0.4.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate open-vaf 0.4.2 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate open-vaf 0.4.2
[INFO] finished tweaking crates.io crate open-vaf 0.4.2
[INFO] tweaked toml for crates.io crate open-vaf 0.4.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded annotate-snippets v0.8.0
[INFO] [stderr]   Downloaded more-asserts v0.2.1
[INFO] [stderr]   Downloaded fern v0.6.0
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[INFO] [stderr]   Downloaded logos-derive v0.11.5
[INFO] [stderr]   Downloaded yansi-term v0.1.2
[INFO] [stderr]   Downloaded beef v0.4.4
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[INFO] [stderr]   Downloaded index_vec v0.1.2
[INFO] [stderr]   Downloaded rustc-ap-graphviz v662.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4c6843a82d361f4ab29512c5a6dbe4dfc17bb8a153d8e73e001f47ea4f9607b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f4c6843a82d361f4ab29512c5a6dbe4dfc17bb8a153d8e73e001f47ea4f9607b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4c6843a82d361f4ab29512c5a6dbe4dfc17bb8a153d8e73e001f47ea4f9607b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c6843a82d361f4ab29512c5a6dbe4dfc17bb8a153d8e73e001f47ea4f9607b", kill_on_drop: false }`
[INFO] [stdout] f4c6843a82d361f4ab29512c5a6dbe4dfc17bb8a153d8e73e001f47ea4f9607b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa84f5553bdd187e2c27319a0e13ba5dd5bcd84214df31619be23294a95c644b
[INFO] running `Command { std: "docker" "start" "-a" "aa84f5553bdd187e2c27319a0e13ba5dd5bcd84214df31619be23294a95c644b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking hashbrown v0.9.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
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[INFO] [stderr]     Checking once_cell v1.4.1
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[INFO] [stderr]    Compiling num-traits v0.2.12
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[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking annotate-snippets v0.8.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
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[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking colored v1.9.3
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[INFO] [stderr]     Checking parking_lot v0.10.2
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[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]     Checking logos v0.11.4
[INFO] [stderr]     Checking open-vaf v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]   --> src/analysis/test.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::fs::File;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ir::ModuleId`
[INFO] [stdout]   --> src/ast_lowering/test.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::ir::ModuleId;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ir::ModuleId`
[INFO] [stdout]   --> src/hir_lowering/test.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use crate::ir::ModuleId;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ir::ModuleId`
[INFO] [stdout]   --> src/parser/test.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::ir::ModuleId;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `record`
[INFO] [stdout]   --> src/analysis/test.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |         .format(|out, message, record| out.finish(*message))
[INFO] [stdout]    |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `record`
[INFO] [stdout]   --> src/ast_lowering/test.rs:39:32
[INFO] [stdout]    |
[INFO] [stdout] 39 |         .format(|out, message, record| out.finish(*message))
[INFO] [stdout]    |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `record`
[INFO] [stdout]    --> src/parser/test.rs:244:32
[INFO] [stdout]     |
[INFO] [stdout] 244 |         .format(|out, message, record| out.finish(*message))
[INFO] [stdout]     |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `record`
[INFO] [stdout]    --> src/parser/test.rs:268:32
[INFO] [stdout]     |
[INFO] [stdout] 268 |         .format(|out, message, record| out.finish(*message))
[INFO] [stdout]     |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `record`
[INFO] [stdout]    --> src/parser/test.rs:294:32
[INFO] [stdout]     |
[INFO] [stdout] 294 |         .format(|out, message, record| out.finish(*message))
[INFO] [stdout]     |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/analysis/test.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let mut control_dependencies = cfg.control_dependence_graph_from_ipdom(&ipdom);
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser/lexer.rs:468:13
[INFO] [stdout]     |
[INFO] [stdout] 468 |         let mut res = Self {
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u32`
[INFO] [stdout]    --> src/symbol.rs:142:18
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub const fn as_u32(self) -> u32 {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `partial_derivative_read_only`
[INFO] [stdout]   --> src/hir_lowering/derivatives/mod.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn partial_derivative_read_only(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `or_for_derivative`
[INFO] [stdout]     --> src/hir_lowering/derivatives/mod.rs:1697:12
[INFO] [stdout]      |
[INFO] [stdout] 1697 |     pub fn or_for_derivative(
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> src/hir_lowering/error.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub type Result<T = ()> = std::result::Result<T, Error>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `as_u32`
[INFO] [stdout]    --> src/symbol.rs:142:18
[INFO] [stdout]     |
[INFO] [stdout] 142 |     pub const fn as_u32(self) -> u32 {
[INFO] [stdout]     |                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `partial_derivative_read_only`
[INFO] [stdout]   --> src/hir_lowering/derivatives/mod.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn partial_derivative_read_only(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `or_for_derivative`
[INFO] [stdout]     --> src/hir_lowering/derivatives/mod.rs:1697:12
[INFO] [stdout]      |
[INFO] [stdout] 1697 |     pub fn or_for_derivative(
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> src/hir_lowering/error.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub type Result<T = ()> = std::result::Result<T, Error>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/analysis/test.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | /     fern::Dispatch::new()
[INFO] [stdout] 20 | |         .format(|out, message, record| out.finish(*message))
[INFO] [stdout] 21 | |         .level(log::LevelFilter::Debug)
[INFO] [stdout] 22 | |         .chain(std::io::stderr())
[INFO] [stdout] 23 | |         .apply();
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/ast_lowering/test.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     fern::Dispatch::new()
[INFO] [stdout] 22 | |         .format(|out, message, _record| out.finish(*message))
[INFO] [stdout] 23 | |         .level(log::LevelFilter::Info)
[INFO] [stdout] 24 | |         .chain(std::io::stderr())
[INFO] [stdout] 25 | |         .apply();
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/ast_lowering/test.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | /     fern::Dispatch::new()
[INFO] [stdout] 39 | |         .format(|out, message, record| out.finish(*message))
[INFO] [stdout] 40 | |         .level(log::LevelFilter::Info)
[INFO] [stdout] 41 | |         .chain(std::io::stderr())
[INFO] [stdout] 42 | |         .apply();
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/hir_lowering/test.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     fern::Dispatch::new()
[INFO] [stdout] 22 | |         .format(|out, message, _record| out.finish(*message))
[INFO] [stdout] 23 | |         .level(log::LevelFilter::Info)
[INFO] [stdout] 24 | |         .chain(std::io::stderr())
[INFO] [stdout] 25 | |         .apply();
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/hir_lowering/test.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | /     fern::Dispatch::new()
[INFO] [stdout] 54 | |         .format(|out, message, _| out.finish(*message))
[INFO] [stdout] 55 | |         .level(log::LevelFilter::Info)
[INFO] [stdout] 56 | |         .chain(std::io::stderr())
[INFO] [stdout] 57 | |         .apply();
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/hir_lowering/test.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | /     fern::Dispatch::new()
[INFO] [stdout] 117 | |         .format(|out, message, _| out.finish(*message))
[INFO] [stdout] 118 | |         .level(log::LevelFilter::Info)
[INFO] [stdout] 119 | |         .chain(std::io::stderr())
[INFO] [stdout] 120 | |         .apply();
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/parser/test.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     fern::Dispatch::new()
[INFO] [stdout] 29 | |         .format(|out, message, _| out.finish(*message))
[INFO] [stdout] 30 | |         .level(log::LevelFilter::Info)
[INFO] [stdout] 31 | |         .chain(std::io::stderr())
[INFO] [stdout] 32 | |         .apply();
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/parser/test.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 | /     fern::Dispatch::new()
[INFO] [stdout] 138 | |         .format(|out, message, _| out.finish(*message))
[INFO] [stdout] 139 | |         .level(log::LevelFilter::Info)
[INFO] [stdout] 140 | |         .chain(std::io::stderr())
[INFO] [stdout] 141 | |         .apply();
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/parser/test.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 243 | /     fern::Dispatch::new()
[INFO] [stdout] 244 | |         .format(|out, message, record| out.finish(*message))
[INFO] [stdout] 245 | |         .level(log::LevelFilter::Info)
[INFO] [stdout] 246 | |         .chain(std::io::stderr())
[INFO] [stdout] 247 | |         .apply();
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/parser/test.rs:267:5
[INFO] [stdout]     |
[INFO] [stdout] 267 | /     fern::Dispatch::new()
[INFO] [stdout] 268 | |         .format(|out, message, record| out.finish(*message))
[INFO] [stdout] 269 | |         .level(log::LevelFilter::Info)
[INFO] [stdout] 270 | |         .chain(std::io::stderr())
[INFO] [stdout] 271 | |         .apply();
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/parser/test.rs:293:5
[INFO] [stdout]     |
[INFO] [stdout] 293 | /     fern::Dispatch::new()
[INFO] [stdout] 294 | |         .format(|out, message, record| out.finish(*message))
[INFO] [stdout] 295 | |         .level(log::LevelFilter::Info)
[INFO] [stdout] 296 | |         .chain(std::io::stderr())
[INFO] [stdout] 297 | |         .apply();
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.27s
[INFO] running `Command { std: "docker" "inspect" "aa84f5553bdd187e2c27319a0e13ba5dd5bcd84214df31619be23294a95c644b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa84f5553bdd187e2c27319a0e13ba5dd5bcd84214df31619be23294a95c644b", kill_on_drop: false }`
[INFO] [stdout] aa84f5553bdd187e2c27319a0e13ba5dd5bcd84214df31619be23294a95c644b
