[INFO] cloning repository https://github.com/chenjh2002/rust-base [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chenjh2002/rust-base" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenjh2002%2Frust-base", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenjh2002%2Frust-base'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a159a39075e8cf45cc436ea378fcace7bad330fb [INFO] checking chenjh2002/rust-base against try#987a165cfab916796a8315782b83ac460a651ce2 for pr-145262 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenjh2002%2Frust-base" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/chenjh2002/rust-base [INFO] finished tweaking git repo https://github.com/chenjh2002/rust-base [INFO] tweaked toml for git repo https://github.com/chenjh2002/rust-base written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/chenjh2002/rust-base on toolchain 987a165cfab916796a8315782b83ac460a651ce2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/chenjh2002/rust-base 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" "+987a165cfab916796a8315782b83ac460a651ce2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking chenjh2002/rust-base against try#987a165cfab916796a8315782b83ac460a651ce2 for pr-145262 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenjh2002%2Frust-base" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/chenjh2002/rust-base [INFO] finished tweaking git repo https://github.com/chenjh2002/rust-base [INFO] tweaked toml for git repo https://github.com/chenjh2002/rust-base written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/chenjh2002/rust-base on toolchain 987a165cfab916796a8315782b83ac460a651ce2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/chenjh2002/rust-base 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" "+987a165cfab916796a8315782b83ac460a651ce2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14cae54262e0a6e91f0d79e150d996c81e9b8ddec36aebfdc8560dc906c3054b [INFO] running `Command { std: "docker" "start" "-a" "14cae54262e0a6e91f0d79e150d996c81e9b8ddec36aebfdc8560dc906c3054b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14cae54262e0a6e91f0d79e150d996c81e9b8ddec36aebfdc8560dc906c3054b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14cae54262e0a6e91f0d79e150d996c81e9b8ddec36aebfdc8560dc906c3054b", kill_on_drop: false }` [INFO] [stdout] 14cae54262e0a6e91f0d79e150d996c81e9b8ddec36aebfdc8560dc906c3054b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+987a165cfab916796a8315782b83ac460a651ce2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4e6ced3fc05969d0c632d365627cdb6f0576cc8d303fb78c45e3fb1db94fd0a [INFO] running `Command { std: "docker" "start" "-a" "e4e6ced3fc05969d0c632d365627cdb6f0576cc8d303fb78c45e3fb1db94fd0a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling zerocopy v0.8.0-alpha.5 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking lib v0.1.0 (/opt/rustwide/workdir/src/lib) [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rand_core v0.9.0-alpha.0 [INFO] [stderr] Checking rand_chacha v0.9.0-alpha.0 [INFO] [stderr] Checking rand v0.9.0-alpha.0 [INFO] [stderr] Checking rust-practice-base-pingcap v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | other=> panic!("Error type"), [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/lib.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 69 | Appetizer::Salad => println!("Salad!"), [INFO] [stdout] | ---------------- matches some of the same values [INFO] [stdout] 70 | Appetizer::Soup => println!("Soup!"), [INFO] [stdout] | --------------- matches some of the same values [INFO] [stdout] 71 | other=> panic!("Error type"), [INFO] [stdout] | ^^^^^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/lib.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | other=> panic!("Error type"), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `deliver_order` is never used [INFO] [stdout] --> src/lib.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn deliver_order() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fix_incorrect_order` is never used [INFO] [stdout] --> src/lib.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | fn fix_incorrect_order() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cook_order` is never used [INFO] [stdout] --> src/lib.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | fn cook_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `seasonal_fruit` is never read [INFO] [stdout] --> src/lib.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 47 | pub struct Breakfast { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 48 | pub toast: String, [INFO] [stdout] 49 | seasonal_fruit: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Appetizer` is never used [INFO] [stdout] --> src/lib.rs:61:14 [INFO] [stdout] | [INFO] [stdout] 61 | pub enum Appetizer { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `choice` is never used [INFO] [stdout] --> src/lib.rs:67:16 [INFO] [stdout] | [INFO] [stdout] 66 | impl Appetizer { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 67 | pub fn choice(choice: &Appetizer) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `eat_at_restaurant` is never used [INFO] [stdout] --> src/lib.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn eat_at_restaurant() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | other=> panic!("Error type"), [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/lib.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 69 | Appetizer::Salad => println!("Salad!"), [INFO] [stdout] | ---------------- matches some of the same values [INFO] [stdout] 70 | Appetizer::Soup => println!("Soup!"), [INFO] [stdout] | --------------- matches some of the same values [INFO] [stdout] 71 | other=> panic!("Error type"), [INFO] [stdout] | ^^^^^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/lib.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | other=> panic!("Error type"), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `deliver_order` is never used [INFO] [stdout] --> src/lib.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn deliver_order() {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fix_incorrect_order` is never used [INFO] [stdout] --> src/lib.rs:40:8 [INFO] [stdout] | [INFO] [stdout] 40 | fn fix_incorrect_order() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cook_order` is never used [INFO] [stdout] --> src/lib.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | fn cook_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `seasonal_fruit` is never read [INFO] [stdout] --> src/lib.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 47 | pub struct Breakfast { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 48 | pub toast: String, [INFO] [stdout] 49 | seasonal_fruit: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Appetizer` is never used [INFO] [stdout] --> src/lib.rs:61:14 [INFO] [stdout] | [INFO] [stdout] 61 | pub enum Appetizer { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `choice` is never used [INFO] [stdout] --> src/lib.rs:67:16 [INFO] [stdout] | [INFO] [stdout] 66 | impl Appetizer { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] 67 | pub fn choice(choice: &Appetizer) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `eat_at_restaurant` is never used [INFO] [stdout] --> src/lib.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 81 | pub fn eat_at_restaurant() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `greeting_file` [INFO] [stdout] --> src/main.rs:153:9 [INFO] [stdout] | [INFO] [stdout] 153 | let greeting_file = match greeting_file_result { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_greeting_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `greeting_file` [INFO] [stdout] --> src/main.rs:158:9 [INFO] [stdout] | [INFO] [stdout] 158 | let greeting_file = File::open("hello.txt").unwrap_or_else(|error| { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_greeting_file` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `greeting_file` [INFO] [stdout] --> src/main.rs:153:9 [INFO] [stdout] | [INFO] [stdout] 153 | let greeting_file = match greeting_file_result { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_greeting_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `greeting_file` [INFO] [stdout] --> src/main.rs:158:9 [INFO] [stdout] | [INFO] [stdout] 158 | let greeting_file = File::open("hello.txt").unwrap_or_else(|error| { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_greeting_file` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.26s [INFO] running `Command { std: "docker" "inspect" "e4e6ced3fc05969d0c632d365627cdb6f0576cc8d303fb78c45e3fb1db94fd0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4e6ced3fc05969d0c632d365627cdb6f0576cc8d303fb78c45e3fb1db94fd0a", kill_on_drop: false }` [INFO] [stdout] e4e6ced3fc05969d0c632d365627cdb6f0576cc8d303fb78c45e3fb1db94fd0a