[INFO] cloning repository https://github.com/dustinrohde/rparse [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dustinrohde/rparse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustinrohde%2Frparse", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustinrohde%2Frparse'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c85546b5f6dea928dcbe1f7193028e07e0ff4d5d [INFO] checking dustinrohde/rparse against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustinrohde%2Frparse" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dustinrohde/rparse on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dustinrohde/rparse [INFO] finished tweaking git repo https://github.com/dustinrohde/rparse [INFO] tweaked toml for git repo https://github.com/dustinrohde/rparse written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/dustinrohde/rparse 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d53cefbd49dd4ee802ec71dc8839ee634b4092886446e31ada94d95318682390 [INFO] running `Command { std: "docker" "start" "-a" "d53cefbd49dd4ee802ec71dc8839ee634b4092886446e31ada94d95318682390", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d53cefbd49dd4ee802ec71dc8839ee634b4092886446e31ada94d95318682390", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d53cefbd49dd4ee802ec71dc8839ee634b4092886446e31ada94d95318682390", kill_on_drop: false }` [INFO] [stdout] d53cefbd49dd4ee802ec71dc8839ee634b4092886446e31ada94d95318682390 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 792ab77c1904ac6207d0a7c4d926bb3d9d0364257ce55ef148ca399765f35366 [INFO] running `Command { std: "docker" "start" "-a" "792ab77c1904ac6207d0a7c4d926bb3d9d0364257ce55ef148ca399765f35366", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking rparse v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self::tuple::*` [INFO] [stdout] --> src/parser/seq/mod.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub use self::tuple::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/parser/mod.rs:17:37 [INFO] [stdout] | [INFO] [stdout] 17 | use std::iter::{self, FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Error` is imported redundantly [INFO] [stdout] --> src/parser/repeat/take.rs:62:24 [INFO] [stdout] | [INFO] [stdout] 61 | use super::*; [INFO] [stdout] | -------- the item `Error` is already imported here [INFO] [stdout] 62 | use crate::error::{Error, Info}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `take_until` is imported redundantly [INFO] [stdout] --> src/parser/repeat/take.rs:63:39 [INFO] [stdout] | [INFO] [stdout] 61 | use super::*; [INFO] [stdout] | -------- the item `take_until` is already imported here [INFO] [stdout] 62 | use crate::error::{Error, Info}; [INFO] [stdout] 63 | use crate::parser::{range::range, repeat::take_until}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Parser` is imported redundantly [INFO] [stdout] --> src/parser/seq/append.rs:66:9 [INFO] [stdout] | [INFO] [stdout] 61 | use super::*; [INFO] [stdout] | -------- the item `Parser` is already imported here [INFO] [stdout] ... [INFO] [stdout] 66 | use parser::Parser; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Parser` is imported redundantly [INFO] [stdout] --> src/parser/seq/extend.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 60 | use super::*; [INFO] [stdout] | -------- the item `Parser` is already imported here [INFO] [stdout] ... [INFO] [stdout] 65 | Parser, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::tuple::*` [INFO] [stdout] --> src/parser/seq/mod.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub use self::tuple::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/parser/mod.rs:17:37 [INFO] [stdout] | [INFO] [stdout] 17 | use std::iter::{self, FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Error` is imported redundantly [INFO] [stdout] --> src/parser/mod.rs:581:17 [INFO] [stdout] | [INFO] [stdout] 580 | use super::*; [INFO] [stdout] | -------- the item `Error` is already imported here [INFO] [stdout] 581 | use error::{Error, Info}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/parser/mod.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | &mut stream.restore(backup); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 92 | let _ = &mut stream.restore(backup); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/parser/mod.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 98 | &mut stream.restore(backup); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 98 | let _ = &mut stream.restore(backup); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/parser/mod.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | &mut stream.restore(backup); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 92 | let _ = &mut stream.restore(backup); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/parser/mod.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 98 | &mut stream.restore(backup); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 98 | let _ = &mut stream.restore(backup); [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 10.20s [INFO] running `Command { std: "docker" "inspect" "792ab77c1904ac6207d0a7c4d926bb3d9d0364257ce55ef148ca399765f35366", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "792ab77c1904ac6207d0a7c4d926bb3d9d0364257ce55ef148ca399765f35366", kill_on_drop: false }` [INFO] [stdout] 792ab77c1904ac6207d0a7c4d926bb3d9d0364257ce55ef148ca399765f35366 [INFO] checking dustinrohde/rparse against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustinrohde%2Frparse" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dustinrohde/rparse on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dustinrohde/rparse [INFO] finished tweaking git repo https://github.com/dustinrohde/rparse [INFO] tweaked toml for git repo https://github.com/dustinrohde/rparse written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dustinrohde/rparse 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 592fe0ced538c7767ddbe7b0e733a5171ce85214eba064261610e18dfe3c745a [INFO] running `Command { std: "docker" "start" "-a" "592fe0ced538c7767ddbe7b0e733a5171ce85214eba064261610e18dfe3c745a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "592fe0ced538c7767ddbe7b0e733a5171ce85214eba064261610e18dfe3c745a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "592fe0ced538c7767ddbe7b0e733a5171ce85214eba064261610e18dfe3c745a", kill_on_drop: false }` [INFO] [stdout] 592fe0ced538c7767ddbe7b0e733a5171ce85214eba064261610e18dfe3c745a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 98a97c4151b04b84fe45ffa19573f31a46ca7e2bb4e4c27bf410081509e1efe2 [INFO] running `Command { std: "docker" "start" "-a" "98a97c4151b04b84fe45ffa19573f31a46ca7e2bb4e4c27bf410081509e1efe2", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking rparse v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self::tuple::*` [INFO] [stdout] --> src/parser/seq/mod.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub use self::tuple::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/parser/mod.rs:17:37 [INFO] [stdout] | [INFO] [stdout] 17 | use std::iter::{self, FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Error` is imported redundantly [INFO] [stdout] --> src/parser/repeat/take.rs:62:24 [INFO] [stdout] | [INFO] [stdout] 61 | use super::*; [INFO] [stdout] | -------- the item `Error` is already imported here [INFO] [stdout] 62 | use crate::error::{Error, Info}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `take_until` is imported redundantly [INFO] [stdout] --> src/parser/repeat/take.rs:63:39 [INFO] [stdout] | [INFO] [stdout] 61 | use super::*; [INFO] [stdout] | -------- the item `take_until` is already imported here [INFO] [stdout] 62 | use crate::error::{Error, Info}; [INFO] [stdout] 63 | use crate::parser::{range::range, repeat::take_until}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Parser` is imported redundantly [INFO] [stdout] --> src/parser/seq/append.rs:66:9 [INFO] [stdout] | [INFO] [stdout] 61 | use super::*; [INFO] [stdout] | -------- the item `Parser` is already imported here [INFO] [stdout] ... [INFO] [stdout] 66 | use parser::Parser; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Parser` is imported redundantly [INFO] [stdout] --> src/parser/seq/extend.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 60 | use super::*; [INFO] [stdout] | -------- the item `Parser` is already imported here [INFO] [stdout] ... [INFO] [stdout] 65 | Parser, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::tuple::*` [INFO] [stdout] --> src/parser/seq/mod.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub use self::tuple::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `IntoIterator` is imported redundantly [INFO] [stdout] --> src/parser/mod.rs:17:37 [INFO] [stdout] | [INFO] [stdout] 17 | use std::iter::{self, FromIterator, IntoIterator}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `IntoIterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Error` is imported redundantly [INFO] [stdout] --> src/parser/mod.rs:581:17 [INFO] [stdout] | [INFO] [stdout] 580 | use super::*; [INFO] [stdout] | -------- the item `Error` is already imported here [INFO] [stdout] 581 | use error::{Error, Info}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/parser/mod.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | &mut stream.restore(backup); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 92 | let _ = &mut stream.restore(backup); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/parser/mod.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 98 | &mut stream.restore(backup); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 98 | let _ = &mut stream.restore(backup); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/parser/mod.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | &mut stream.restore(backup); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 92 | let _ = &mut stream.restore(backup); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/parser/mod.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 98 | &mut stream.restore(backup); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 98 | let _ = &mut stream.restore(backup); [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 10.41s [INFO] running `Command { std: "docker" "inspect" "98a97c4151b04b84fe45ffa19573f31a46ca7e2bb4e4c27bf410081509e1efe2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98a97c4151b04b84fe45ffa19573f31a46ca7e2bb4e4c27bf410081509e1efe2", kill_on_drop: false }` [INFO] [stdout] 98a97c4151b04b84fe45ffa19573f31a46ca7e2bb4e4c27bf410081509e1efe2