[INFO] cloning repository https://github.com/martyall/rust-sandbox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/martyall/rust-sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartyall%2Frust-sandbox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartyall%2Frust-sandbox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d273c94595db15fa00f1e1070336d233ca32691e [INFO] testing martyall/rust-sandbox against 1.79.0 for beta-1.80-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartyall%2Frust-sandbox" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/martyall/rust-sandbox on toolchain 1.79.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.79.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/martyall/rust-sandbox [INFO] finished tweaking git repo https://github.com/martyall/rust-sandbox [INFO] tweaked toml for git repo https://github.com/martyall/rust-sandbox written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/martyall/rust-sandbox 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" "+1.79.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 461691c07386bc33f493ebfe2ab2b700961f9b64c4e1479c497faccf5d2eb436 [INFO] running `Command { std: "docker" "start" "-a" "461691c07386bc33f493ebfe2ab2b700961f9b64c4e1479c497faccf5d2eb436", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "461691c07386bc33f493ebfe2ab2b700961f9b64c4e1479c497faccf5d2eb436", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "461691c07386bc33f493ebfe2ab2b700961f9b64c4e1479c497faccf5d2eb436", kill_on_drop: false }` [INFO] [stdout] 461691c07386bc33f493ebfe2ab2b700961f9b64c4e1479c497faccf5d2eb436 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0c5b005771d3d40540ad5369bcd9aa895f2cbdc720586d2f65f9280e31cbb6a [INFO] running `Command { std: "docker" "start" "-a" "e0c5b005771d3d40540ad5369bcd9aa895f2cbdc720586d2f65f9280e31cbb6a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling itoa v1.0.10 [INFO] [stderr] Compiling deranged v0.3.11 [INFO] [stderr] Compiling time-macros v0.2.17 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling time v0.3.34 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rayon v1.9.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rustcamp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::BTreeMap` [INFO] [stdout] --> src/week3/macros.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `btree` [INFO] [stdout] --> src/week3/macros.rs:3:14 [INFO] [stdout] | [INFO] [stdout] 3 | macro_rules! btree { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::prelude` [INFO] [stdout] --> src/week3/threadz.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `coins` [INFO] [stdout] --> src/week2/vending.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let coins: Vec = vault.keys().cloned().collect(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_coins` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `candidates` [INFO] [stdout] --> src/week2/vending.rs:31:48 [INFO] [stdout] | [INFO] [stdout] 31 | fn make_change(vault: &mut HashMap, candidates: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidates` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `SayHi` is never used [INFO] [stdout] --> src/week1/box_pin.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | trait SayHi: fmt::Debug { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `MutMeSomehow` is never used [INFO] [stdout] --> src/week1/box_pin.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | trait MutMeSomehow { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Command` is never used [INFO] [stdout] --> src/week1/sized.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | trait Command {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `CommandHandler` is never used [INFO] [stdout] --> src/week1/sized.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | trait CommandHandler { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CreateUser` is never constructed [INFO] [stdout] --> src/week1/sized.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct CreateUser { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Post` is never constructed [INFO] [stdout] --> src/week2/type_safety.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | struct Post { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SNew` is never constructed [INFO] [stdout] --> src/week2/type_safety.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | struct SNew; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SUnModerated` is never constructed [INFO] [stdout] --> src/week2/type_safety.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct SUnModerated; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SPublished` is never constructed [INFO] [stdout] --> src/week2/type_safety.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct SPublished; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SDeleted` is never constructed [INFO] [stdout] --> src/week2/type_safety.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | struct SDeleted; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `publish` is never used [INFO] [stdout] --> src/week2/type_safety.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 32 | impl Post { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 33 | pub fn publish(self) -> Post { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Product` is never constructed [INFO] [stdout] --> src/week2/vending.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Product { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Coin` is never constructed [INFO] [stdout] --> src/week2/vending.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct Coin(i32); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/week2/vending.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Coin { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 12 | fn new(value: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `VendingMachine` is never constructed [INFO] [stdout] --> src/week2/vending.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | struct VendingMachine { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Change` is never constructed [INFO] [stdout] --> src/week2/vending.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | struct Change { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_change` is never used [INFO] [stdout] --> src/week2/vending.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn make_change(vault: &mut HashMap, candidates: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `NOW` is never used [INFO] [stdout] --> src/week3/time.rs:1:7 [INFO] [stdout] | [INFO] [stdout] 1 | const NOW: &str = "2019-06-26"; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `User` is never constructed [INFO] [stdout] --> src/week3/time.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct User { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `with_birthdate`, `age`, and `is_adult` are never used [INFO] [stdout] --> src/week3/time.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 9 | impl User { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 10 | fn with_birthdate(year: i32, month: u32, day: u32) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | fn age(&self) -> u16 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | fn is_adult(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.20s [INFO] running `Command { std: "docker" "inspect" "e0c5b005771d3d40540ad5369bcd9aa895f2cbdc720586d2f65f9280e31cbb6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0c5b005771d3d40540ad5369bcd9aa895f2cbdc720586d2f65f9280e31cbb6a", kill_on_drop: false }` [INFO] [stdout] e0c5b005771d3d40540ad5369bcd9aa895f2cbdc720586d2f65f9280e31cbb6a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 41e45fb223174e31cbce32567016687976f2dacab95838505d807a8d138ca434 [INFO] running `Command { std: "docker" "start" "-a" "41e45fb223174e31cbce32567016687976f2dacab95838505d807a8d138ca434", kill_on_drop: false }` [INFO] [stderr] Compiling rustcamp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::prelude` [INFO] [stdout] --> src/week3/threadz.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `coins` [INFO] [stdout] --> src/week2/vending.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let coins: Vec = vault.keys().cloned().collect(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_coins` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `candidates` [INFO] [stdout] --> src/week2/vending.rs:31:48 [INFO] [stdout] | [INFO] [stdout] 31 | fn make_change(vault: &mut HashMap, candidates: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidates` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `SayHi` is never used [INFO] [stdout] --> src/week1/box_pin.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | trait SayHi: fmt::Debug { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `MutMeSomehow` is never used [INFO] [stdout] --> src/week1/box_pin.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | trait MutMeSomehow { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Command` is never used [INFO] [stdout] --> src/week1/sized.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | trait Command {} [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `CommandHandler` is never used [INFO] [stdout] --> src/week1/sized.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | trait CommandHandler { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CreateUser` is never constructed [INFO] [stdout] --> src/week1/sized.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct CreateUser { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Post` is never constructed [INFO] [stdout] --> src/week2/type_safety.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 19 | struct Post { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SNew` is never constructed [INFO] [stdout] --> src/week2/type_safety.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | struct SNew; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SUnModerated` is never constructed [INFO] [stdout] --> src/week2/type_safety.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct SUnModerated; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SPublished` is never constructed [INFO] [stdout] --> src/week2/type_safety.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct SPublished; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SDeleted` is never constructed [INFO] [stdout] --> src/week2/type_safety.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | struct SDeleted; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `publish` is never used [INFO] [stdout] --> src/week2/type_safety.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 32 | impl Post { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] 33 | pub fn publish(self) -> Post { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Product` is never constructed [INFO] [stdout] --> src/week2/vending.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Product { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Coin` is never constructed [INFO] [stdout] --> src/week2/vending.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct Coin(i32); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/week2/vending.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Coin { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 12 | fn new(value: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `VendingMachine` is never constructed [INFO] [stdout] --> src/week2/vending.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | struct VendingMachine { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Change` is never constructed [INFO] [stdout] --> src/week2/vending.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | struct Change { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_change` is never used [INFO] [stdout] --> src/week2/vending.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn make_change(vault: &mut HashMap, candidates: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_adult` is never used [INFO] [stdout] --> src/week3/time.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 9 | impl User { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | fn is_adult(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.80s [INFO] running `Command { std: "docker" "inspect" "41e45fb223174e31cbce32567016687976f2dacab95838505d807a8d138ca434", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41e45fb223174e31cbce32567016687976f2dacab95838505d807a8d138ca434", kill_on_drop: false }` [INFO] [stdout] 41e45fb223174e31cbce32567016687976f2dacab95838505d807a8d138ca434 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bf39165f64565d5fc5eb30971a2bf3c1017a89e18a3dc4e949ae26845965df27 [INFO] running `Command { std: "docker" "start" "-a" "bf39165f64565d5fc5eb30971a2bf3c1017a89e18a3dc4e949ae26845965df27", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `rand::prelude` [INFO] [stderr] --> src/week3/threadz.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use rand::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `coins` [INFO] [stderr] --> src/week2/vending.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | let coins: Vec = vault.keys().cloned().collect(); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_coins` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `candidates` [INFO] [stderr] --> src/week2/vending.rs:31:48 [INFO] [stderr] | [INFO] [stderr] 31 | fn make_change(vault: &mut HashMap, candidates: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_candidates` [INFO] [stderr] [INFO] [stderr] warning: trait `SayHi` is never used [INFO] [stderr] --> src/week1/box_pin.rs:9:7 [INFO] [stderr] | [INFO] [stderr] 9 | trait SayHi: fmt::Debug { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait `MutMeSomehow` is never used [INFO] [stderr] --> src/week1/box_pin.rs:15:7 [INFO] [stderr] | [INFO] [stderr] 15 | trait MutMeSomehow { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `Command` is never used [INFO] [stderr] --> src/week1/sized.rs:3:7 [INFO] [stderr] | [INFO] [stderr] 3 | trait Command {} [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait `CommandHandler` is never used [INFO] [stderr] --> src/week1/sized.rs:5:7 [INFO] [stderr] | [INFO] [stderr] 5 | trait CommandHandler { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `CreateUser` is never constructed [INFO] [stderr] --> src/week1/sized.rs:12:8 [INFO] [stderr] | [INFO] [stderr] 12 | struct CreateUser { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Post` is never constructed [INFO] [stderr] --> src/week2/type_safety.rs:19:8 [INFO] [stderr] | [INFO] [stderr] 19 | struct Post { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `SNew` is never constructed [INFO] [stderr] --> src/week2/type_safety.rs:27:8 [INFO] [stderr] | [INFO] [stderr] 27 | struct SNew; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `SUnModerated` is never constructed [INFO] [stderr] --> src/week2/type_safety.rs:28:8 [INFO] [stderr] | [INFO] [stderr] 28 | struct SUnModerated; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `SPublished` is never constructed [INFO] [stderr] --> src/week2/type_safety.rs:29:8 [INFO] [stderr] | [INFO] [stderr] 29 | struct SPublished; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `SDeleted` is never constructed [INFO] [stderr] --> src/week2/type_safety.rs:30:8 [INFO] [stderr] | [INFO] [stderr] 30 | struct SDeleted; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `publish` is never used [INFO] [stderr] --> src/week2/type_safety.rs:33:12 [INFO] [stderr] | [INFO] [stderr] 32 | impl Post { [INFO] [stderr] | --------------- method in this implementation [INFO] [stderr] 33 | pub fn publish(self) -> Post { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Product` is never constructed [INFO] [stderr] --> src/week2/vending.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | struct Product { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Coin` is never constructed [INFO] [stderr] --> src/week2/vending.rs:9:8 [INFO] [stderr] | [INFO] [stderr] 9 | struct Coin(i32); [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/week2/vending.rs:12:8 [INFO] [stderr] | [INFO] [stderr] 11 | impl Coin { [INFO] [stderr] | --------- associated function in this implementation [INFO] [stderr] 12 | fn new(value: i32) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `VendingMachine` is never constructed [INFO] [stderr] --> src/week2/vending.rs:21:8 [INFO] [stderr] | [INFO] [stderr] 21 | struct VendingMachine { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `Change` is never constructed [INFO] [stderr] --> src/week2/vending.rs:26:8 [INFO] [stderr] | [INFO] [stderr] 26 | struct Change { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `make_change` is never used [INFO] [stderr] --> src/week2/vending.rs:31:4 [INFO] [stderr] | [INFO] [stderr] 31 | fn make_change(vault: &mut HashMap, candidates: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `is_adult` is never used [INFO] [stderr] --> src/week3/time.rs:31:8 [INFO] [stderr] | [INFO] [stderr] 9 | impl User { [INFO] [stderr] | --------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 31 | fn is_adult(&self) -> bool { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rustcamp` (bin "rustcamp" test) generated 21 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustcamp-90f5b5b5b5001217) [INFO] [stdout] [INFO] [stdout] running 15 tests [INFO] [stdout] test week1::dispatch::test::test_static ... ok [INFO] [stdout] test week1::default_copy_clone::tests::test_new ... ok [INFO] [stdout] test week1::default_copy_clone::tests::test_default ... ok [INFO] [stdout] test week1::dispatch::test::test_dyn ... ok [INFO] [stdout] test week3::time::age_spec::zero_if_birthdate_in_future ... ok [INFO] [stdout] test week3::time::age_spec::counts_age ... ok [INFO] [stdout] test week1::dll::test::test_push_front ... ok [INFO] [stdout] test week1::phantom::test::test_fact ... ok [INFO] [stdout] test week1::rc_cell::test::test_cloning_doesnt_clones_data ... ok [INFO] [stdout] test week3::macros::test::test_macro ... ok [INFO] [stdout] test week1::rc_cell::test::test_can_mutate_with_multiple_refs ... ok [INFO] [stdout] test week1::default_copy_clone::tests::test_insert ... ok [INFO] [stdout] test week1::dll::test::test_push_back ... ok [INFO] [stdout] test week1::rc_cell::test::test_push_pop ... ok [INFO] [stdout] test week3::threadz::test::test_sum ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 35.71s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "bf39165f64565d5fc5eb30971a2bf3c1017a89e18a3dc4e949ae26845965df27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf39165f64565d5fc5eb30971a2bf3c1017a89e18a3dc4e949ae26845965df27", kill_on_drop: false }` [INFO] [stdout] bf39165f64565d5fc5eb30971a2bf3c1017a89e18a3dc4e949ae26845965df27 [INFO] testing martyall/rust-sandbox against beta-2024-06-22 for beta-1.80-4 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartyall%2Frust-sandbox" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/martyall/rust-sandbox on toolchain beta-2024-06-22 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-06-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/martyall/rust-sandbox [INFO] finished tweaking git repo https://github.com/martyall/rust-sandbox [INFO] tweaked toml for git repo https://github.com/martyall/rust-sandbox written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/martyall/rust-sandbox 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" "+beta-2024-06-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-06-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b1b67b8e226c30ebad915302085905e3fb707c241fdeae6d96ea56962cb1749 [INFO] running `Command { std: "docker" "start" "-a" "9b1b67b8e226c30ebad915302085905e3fb707c241fdeae6d96ea56962cb1749", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b1b67b8e226c30ebad915302085905e3fb707c241fdeae6d96ea56962cb1749", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b1b67b8e226c30ebad915302085905e3fb707c241fdeae6d96ea56962cb1749", kill_on_drop: false }` [INFO] [stdout] 9b1b67b8e226c30ebad915302085905e3fb707c241fdeae6d96ea56962cb1749 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-06-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c599f1a40491e5c75402b450db067bc275bc7ae1cf44f716bd55ac036ae84d0 [INFO] running `Command { std: "docker" "start" "-a" "3c599f1a40491e5c75402b450db067bc275bc7ae1cf44f716bd55ac036ae84d0", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling itoa v1.0.10 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling deranged v0.3.11 [INFO] [stderr] Compiling time-macros v0.2.17 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling time v0.3.34 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rayon v1.9.0 [INFO] [stdout] error[E0282]: type annotations needed for `Box<_>` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/time-0.3.34/src/format_description/parse/mod.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | let items = format_items [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 86 | Ok(items.into()) [INFO] [stdout] | ---- type must be known at this point [INFO] [stdout] | [INFO] [stdout] help: consider giving `items` an explicit type, where the placeholders `_` are specified [INFO] [stdout] | [INFO] [stdout] 83 | let items: Box<_> = format_items [INFO] [stdout] | ++++++++ [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 `time` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3c599f1a40491e5c75402b450db067bc275bc7ae1cf44f716bd55ac036ae84d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c599f1a40491e5c75402b450db067bc275bc7ae1cf44f716bd55ac036ae84d0", kill_on_drop: false }` [INFO] [stdout] 3c599f1a40491e5c75402b450db067bc275bc7ae1cf44f716bd55ac036ae84d0