[INFO] cloning repository https://github.com/betester/rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/betester/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbetester%2Frust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbetester%2Frust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c5a48f21f08c6880673e9297d3fa827c043ea35b [INFO] building betester/rust against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbetester%2Frust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/betester/rust on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/betester/rust [INFO] finished tweaking git repo https://github.com/betester/rust [INFO] tweaked toml for git repo https://github.com/betester/rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/betester/rust 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1a580aebc7b260a2256e6d861d2026d0bc238c5eb1d49dcc73448ecc7fdda13b [INFO] running `Command { std: "docker" "start" "-a" "1a580aebc7b260a2256e6d861d2026d0bc238c5eb1d49dcc73448ecc7fdda13b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a580aebc7b260a2256e6d861d2026d0bc238c5eb1d49dcc73448ecc7fdda13b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a580aebc7b260a2256e6d861d2026d0bc238c5eb1d49dcc73448ecc7fdda13b", kill_on_drop: false }` [INFO] [stdout] 1a580aebc7b260a2256e6d861d2026d0bc238c5eb1d49dcc73448ecc7fdda13b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ca00eaec291a601ab42d0377b9b4167b5e17405c99c011b2253004b3d0358d8a [INFO] running `Command { std: "docker" "start" "-a" "ca00eaec291a601ab42d0377b9b4167b5e17405c99c011b2253004b3d0358d8a", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling regex v1.6.0 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling parse_duration v2.1.1 [INFO] [stderr] Compiling rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `parse_duration::parse` [INFO] [stdout] --> src/restaurant/chef.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use parse_duration::parse; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/restaurant/chef.rs:15:66 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn cook_food<'a>(&'a self, food: &'a mut Food) -> Result<&mut Food, String> { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread` [INFO] [stdout] --> src/query/customer.rs:1:32 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap,thread}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/query/customer.rs:5:42 [INFO] [stdout] | [INFO] [stdout] 5 | chef::Chef, customer::{Customer, self}, food::Food, order::Order, restaurant::Restaurant, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/query/customer.rs:130:14 [INFO] [stdout] | [INFO] [stdout] 130 | _ => (println!("The restaurant cannot be found, please try again.")), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 130 - _ => (println!("The restaurant cannot be found, please try again.")), [INFO] [stdout] 130 + _ => println!("The restaurant cannot be found, please try again."), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `order::Order` [INFO] [stdout] --> src/query/restaurant.rs:11:33 [INFO] [stdout] | [INFO] [stdout] 11 | restaurant::Restaurant, order::Order, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cooked_food` [INFO] [stdout] --> src/restaurant/order.rs:36:35 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn notify_customer(&self, cooked_food: &Food) { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cooked_food` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chefs` [INFO] [stdout] --> src/query/customer.rs:85:5 [INFO] [stdout] | [INFO] [stdout] 85 | chefs: & mut HashMap, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_chefs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/query/customer.rs:130:9 [INFO] [stdout] | [INFO] [stdout] 125 | restaurant => { [INFO] [stdout] | ---------- matches any value [INFO] [stdout] ... [INFO] [stdout] 130 | _ => (println!("The restaurant cannot be found, please try again.")), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `food_type_obj` is never read [INFO] [stdout] --> src/query/restaurant.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | let mut food_type_obj: FoodType = FoodType::SeaFood; [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.99s [INFO] running `Command { std: "docker" "inspect" "ca00eaec291a601ab42d0377b9b4167b5e17405c99c011b2253004b3d0358d8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca00eaec291a601ab42d0377b9b4167b5e17405c99c011b2253004b3d0358d8a", kill_on_drop: false }` [INFO] [stdout] ca00eaec291a601ab42d0377b9b4167b5e17405c99c011b2253004b3d0358d8a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3121d3f0a6fe5cbf7cfbbfe01b97fd97511c6dc02ed878d0111a2cd521fd5a87 [INFO] running `Command { std: "docker" "start" "-a" "3121d3f0a6fe5cbf7cfbbfe01b97fd97511c6dc02ed878d0111a2cd521fd5a87", kill_on_drop: false }` [INFO] [stderr] Compiling rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `parse_duration::parse` [INFO] [stdout] --> src/restaurant/chef.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use parse_duration::parse; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/restaurant/chef.rs:15:66 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn cook_food<'a>(&'a self, food: &'a mut Food) -> Result<&mut Food, String> { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread` [INFO] [stdout] --> src/query/customer.rs:1:32 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap,thread}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/query/customer.rs:5:42 [INFO] [stdout] | [INFO] [stdout] 5 | chef::Chef, customer::{Customer, self}, food::Food, order::Order, restaurant::Restaurant, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/query/customer.rs:130:14 [INFO] [stdout] | [INFO] [stdout] 130 | _ => (println!("The restaurant cannot be found, please try again.")), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 130 - _ => (println!("The restaurant cannot be found, please try again.")), [INFO] [stdout] 130 + _ => println!("The restaurant cannot be found, please try again."), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `order::Order` [INFO] [stdout] --> src/query/restaurant.rs:11:33 [INFO] [stdout] | [INFO] [stdout] 11 | restaurant::Restaurant, order::Order, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cooked_food` [INFO] [stdout] --> src/restaurant/order.rs:36:35 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn notify_customer(&self, cooked_food: &Food) { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cooked_food` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `chefs` [INFO] [stdout] --> src/query/customer.rs:85:5 [INFO] [stdout] | [INFO] [stdout] 85 | chefs: & mut HashMap, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_chefs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/query/customer.rs:130:9 [INFO] [stdout] | [INFO] [stdout] 125 | restaurant => { [INFO] [stdout] | ---------- matches any value [INFO] [stdout] ... [INFO] [stdout] 130 | _ => (println!("The restaurant cannot be found, please try again.")), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `food_type_obj` is never read [INFO] [stdout] --> src/query/restaurant.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | let mut food_type_obj: FoodType = FoodType::SeaFood; [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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] running `Command { std: "docker" "inspect" "3121d3f0a6fe5cbf7cfbbfe01b97fd97511c6dc02ed878d0111a2cd521fd5a87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3121d3f0a6fe5cbf7cfbbfe01b97fd97511c6dc02ed878d0111a2cd521fd5a87", kill_on_drop: false }` [INFO] [stdout] 3121d3f0a6fe5cbf7cfbbfe01b97fd97511c6dc02ed878d0111a2cd521fd5a87