[INFO] fetching crate inquire-cli 0.1.0... [INFO] checking inquire-cli-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate inquire-cli 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate inquire-cli 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate inquire-cli 0.1.0 [INFO] finished tweaking crates.io crate inquire-cli 0.1.0 [INFO] tweaked toml for crates.io crate inquire-cli 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate inquire-cli 0.1.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded inquire v0.2.1 [INFO] [stderr] Downloaded newline-converter v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0b4eee6f76933e8131629139344abc546ae1cb95ee833bfbea20d241b225b3d3 [INFO] running `Command { std: "docker" "start" "-a" "0b4eee6f76933e8131629139344abc546ae1cb95ee833bfbea20d241b225b3d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b4eee6f76933e8131629139344abc546ae1cb95ee833bfbea20d241b225b3d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b4eee6f76933e8131629139344abc546ae1cb95ee833bfbea20d241b225b3d3", kill_on_drop: false }` [INFO] [stdout] 0b4eee6f76933e8131629139344abc546ae1cb95ee833bfbea20d241b225b3d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 577a27c61a9e5e0be9667da78d793c71148f4b583720d3f4136ec2a08609b10b [INFO] running `Command { std: "docker" "start" "-a" "577a27c61a9e5e0be9667da78d793c71148f4b583720d3f4136ec2a08609b10b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling syn v1.0.94 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking os_str_bytes v6.0.1 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking clap_lex v0.2.0 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking unicode-segmentation v1.9.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking newline-converter v0.2.0 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.31 [INFO] [stderr] Compiling clap_derive v3.1.18 [INFO] [stderr] Checking thiserror v1.0.31 [INFO] [stderr] Checking inquire v0.2.1 [INFO] [stderr] Checking clap v3.1.18 [INFO] [stderr] Checking inquire-cli v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let mut cfgs; [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/main.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | let mut answer_conf = read_answer_conf(&args); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let mut cfgs; [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/main.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | let mut answer_conf = read_answer_conf(&args); [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let mut answer_conf; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `answer_conf` is never read [INFO] [stdout] --> src/main.rs:107:21 [INFO] [stdout] | [INFO] [stdout] 107 | answer_conf = Yaml::Hash(LinkedHashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `answer_conf` is never read [INFO] [stdout] --> src/main.rs:112:25 [INFO] [stdout] | [INFO] [stdout] 112 | answer_conf = Yaml::Hash(LinkedHashMap::new()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `answer_conf` is never read [INFO] [stdout] --> src/main.rs:114:25 [INFO] [stdout] | [INFO] [stdout] 114 | answer_conf = YamlLoader::load_from_str(&file_content).unwrap()[0].clone() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `answer_conf` is assigned to, but never used [INFO] [stdout] --> src/main.rs:95:45 [INFO] [stdout] | [INFO] [stdout] 95 | fn parse_cli(args: &Args, cfgs: &Yaml , mut answer_conf: Yaml)->Vec> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_answer_conf` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let mut answer_conf; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `answer_conf` is never read [INFO] [stdout] --> src/main.rs:107:21 [INFO] [stdout] | [INFO] [stdout] 107 | answer_conf = Yaml::Hash(LinkedHashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `answer_conf` is never read [INFO] [stdout] --> src/main.rs:112:25 [INFO] [stdout] | [INFO] [stdout] 112 | answer_conf = Yaml::Hash(LinkedHashMap::new()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `answer_conf` is never read [INFO] [stdout] --> src/main.rs:114:25 [INFO] [stdout] | [INFO] [stdout] 114 | answer_conf = YamlLoader::load_from_str(&file_content).unwrap()[0].clone() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `answer_conf` is assigned to, but never used [INFO] [stdout] --> src/main.rs:95:45 [INFO] [stdout] | [INFO] [stdout] 95 | fn parse_cli(args: &Args, cfgs: &Yaml , mut answer_conf: Yaml)->Vec> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_answer_conf` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cfg` [INFO] [stdout] --> src/main.rs:176:29 [INFO] [stdout] | [INFO] [stdout] 176 | fn write_output(args:&Args, cfg:&Yaml, answer_list:Vec>, answer_conf:Yaml){ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cfg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:214:12 [INFO] [stdout] | [INFO] [stdout] 214 | fn confirm(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cfg` [INFO] [stdout] --> src/main.rs:176:29 [INFO] [stdout] | [INFO] [stdout] 176 | fn write_output(args:&Args, cfg:&Yaml, answer_list:Vec>, answer_conf:Yaml){ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cfg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:214:12 [INFO] [stdout] | [INFO] [stdout] 214 | fn confirm(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:281:9 [INFO] [stdout] | [INFO] [stdout] 281 | fn text(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:281:9 [INFO] [stdout] | [INFO] [stdout] 281 | fn text(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:373:13 [INFO] [stdout] | [INFO] [stdout] 373 | fn password(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:373:13 [INFO] [stdout] | [INFO] [stdout] 373 | fn password(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:436:11 [INFO] [stdout] | [INFO] [stdout] 436 | fn editor(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:436:11 [INFO] [stdout] | [INFO] [stdout] 436 | fn editor(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:509:16 [INFO] [stdout] | [INFO] [stdout] 509 | fn date_select(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:509:16 [INFO] [stdout] | [INFO] [stdout] 509 | fn date_select(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:587:11 [INFO] [stdout] | [INFO] [stdout] 587 | fn select(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:650:17 [INFO] [stdout] | [INFO] [stdout] 650 | fn multi_select(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:587:11 [INFO] [stdout] | [INFO] [stdout] 587 | fn select(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `args` [INFO] [stdout] --> src/main.rs:650:17 [INFO] [stdout] | [INFO] [stdout] 650 | fn multi_select(args:&Args, cfg:&Yaml)-> Vec{ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_args` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | File::create(output_answers_file); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 75 | let _ = File::create(output_answers_file); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | File::create(output_answers_file); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 75 | let _ = File::create(output_answers_file); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:106:21 [INFO] [stdout] | [INFO] [stdout] 106 | File::create(output_answers_file); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 106 | let _ = File::create(output_answers_file); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:106:21 [INFO] [stdout] | [INFO] [stdout] 106 | File::create(output_answers_file); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 106 | let _ = File::create(output_answers_file); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:208:5 [INFO] [stdout] | [INFO] [stdout] 208 | file.sync_all(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 208 | let _ = file.sync_all(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:208:5 [INFO] [stdout] | [INFO] [stdout] 208 | file.sync_all(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 208 | let _ = file.sync_all(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.34s [INFO] running `Command { std: "docker" "inspect" "577a27c61a9e5e0be9667da78d793c71148f4b583720d3f4136ec2a08609b10b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "577a27c61a9e5e0be9667da78d793c71148f4b583720d3f4136ec2a08609b10b", kill_on_drop: false }` [INFO] [stdout] 577a27c61a9e5e0be9667da78d793c71148f4b583720d3f4136ec2a08609b10b [INFO] checking inquire-cli-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate inquire-cli 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate inquire-cli 0.1.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate inquire-cli 0.1.0 [INFO] finished tweaking crates.io crate inquire-cli 0.1.0 [INFO] tweaked toml for crates.io crate inquire-cli 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate inquire-cli 0.1.0 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e7e87427824f258d074d67118f8aebbe79393346623518450c67a3859ba07c8d [INFO] running `Command { std: "docker" "start" "-a" "e7e87427824f258d074d67118f8aebbe79393346623518450c67a3859ba07c8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7e87427824f258d074d67118f8aebbe79393346623518450c67a3859ba07c8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7e87427824f258d074d67118f8aebbe79393346623518450c67a3859ba07c8d", kill_on_drop: false }` [INFO] [stdout] e7e87427824f258d074d67118f8aebbe79393346623518450c67a3859ba07c8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 82fd1b55d173ef7595998141ade05a87de598d53c7a47d80654793bbcb7c2d23 [INFO] running `Command { std: "docker" "start" "-a" "82fd1b55d173ef7595998141ade05a87de598d53c7a47d80654793bbcb7c2d23", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.38 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling syn v1.0.94 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Checking os_str_bytes v6.0.1 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking clap_lex v0.2.0 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking unicode-segmentation v1.9.0 [INFO] [stderr] Checking newline-converter v0.2.0 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking termion v1.5.6 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/termion-1.5.6/src/input.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | / match self.iter.next() { [INFO] [stdout] 20 | | Some(Ok(Event::Key(k))) => return Some(Ok(k)), [INFO] [stdout] 21 | | Some(Ok(_)) => continue, [INFO] [stdout] 22 | | Some(Err(e)) => return Some(Err(e)), [INFO] [stdout] 23 | | None => return None, [INFO] [stdout] 24 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `termion` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "82fd1b55d173ef7595998141ade05a87de598d53c7a47d80654793bbcb7c2d23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82fd1b55d173ef7595998141ade05a87de598d53c7a47d80654793bbcb7c2d23", kill_on_drop: false }` [INFO] [stdout] 82fd1b55d173ef7595998141ade05a87de598d53c7a47d80654793bbcb7c2d23