[INFO] cloning repository https://github.com/Malique-Auguste/Aprendo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Malique-Auguste/Aprendo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalique-Auguste%2FAprendo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalique-Auguste%2FAprendo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c4588239a87c38e2177a5c08f487f72fbfb858e2 [INFO] checking Malique-Auguste/Aprendo against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalique-Auguste%2FAprendo" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Malique-Auguste/Aprendo on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Malique-Auguste/Aprendo [INFO] finished tweaking git repo https://github.com/Malique-Auguste/Aprendo [INFO] tweaked toml for git repo https://github.com/Malique-Auguste/Aprendo written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/Malique-Auguste/Aprendo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e876be9bf46fed43f8c0d6b921681bf0e5c81d039e70c32eb51af37471a5297c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e876be9bf46fed43f8c0d6b921681bf0e5c81d039e70c32eb51af37471a5297c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e876be9bf46fed43f8c0d6b921681bf0e5c81d039e70c32eb51af37471a5297c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e876be9bf46fed43f8c0d6b921681bf0e5c81d039e70c32eb51af37471a5297c", kill_on_drop: false }` [INFO] [stdout] e876be9bf46fed43f8c0d6b921681bf0e5c81d039e70c32eb51af37471a5297c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 42d0b3ae9664b0c23ecdd075c24ada02479950e50f1d3049789a97790dcea773 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "42d0b3ae9664b0c23ecdd075c24ada02479950e50f1d3049789a97790dcea773", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling openssl-sys v0.9.60 [INFO] [stderr] Compiling tokio v1.2.0 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Checking http v0.2.3 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking futures-channel v0.3.12 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking futures-util v0.3.12 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking idna v0.2.1 [INFO] [stderr] Checking tracing v0.1.23 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Compiling openssl v0.10.32 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking http-body v0.4.0 [INFO] [stderr] Compiling tokio-macros v1.1.0 [INFO] [stderr] Compiling pin-project-internal v1.0.5 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Checking pin-project v1.0.5 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tokio-util v0.6.3 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking serde v1.0.123 [INFO] [stderr] Checking h2 v0.3.0 [INFO] [stderr] Checking hyper v0.14.4 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking serde_json v1.0.62 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.0 [INFO] [stderr] Checking aprendo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `shuffle` [INFO] [stdout] --> src/environment.rs:4:46 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::helper::{get_rand_unique_indices, shuffle}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::prelude::*` [INFO] [stdout] --> src/environment.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `shuffle` [INFO] [stdout] --> src/environment.rs:4:46 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::helper::{get_rand_unique_indices, shuffle}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::prelude::*` [INFO] [stdout] --> src/environment.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/environment.rs:172:17 [INFO] [stdout] | [INFO] [stdout] 172 | let mut indices = get_rand_unique_indices(test_phrases.len(), 4, Some(i))?; [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: associated function is never used: `get_topic` [INFO] [stdout] --> src/dictionary.rs:80:12 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn get_topic(&self, topic: String) -> Vec<&Phrase> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `keys` [INFO] [stdout] --> src/dictionary.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn keys(&self) -> Vec<&String> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> src/dictionary.rs:106:12 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn remove(&mut self, key: &str) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/environment.rs:172:17 [INFO] [stdout] | [INFO] [stdout] 172 | let mut indices = get_rand_unique_indices(test_phrases.len(), 4, Some(i))?; [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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_topic` [INFO] [stdout] --> src/dictionary.rs:80:12 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn get_topic(&self, topic: String) -> Vec<&Phrase> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `keys` [INFO] [stdout] --> src/dictionary.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn keys(&self) -> Vec<&String> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> src/dictionary.rs:106:12 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn remove(&mut self, key: &str) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 17s [INFO] running `Command { std: "docker" "inspect" "42d0b3ae9664b0c23ecdd075c24ada02479950e50f1d3049789a97790dcea773", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42d0b3ae9664b0c23ecdd075c24ada02479950e50f1d3049789a97790dcea773", kill_on_drop: false }` [INFO] [stdout] 42d0b3ae9664b0c23ecdd075c24ada02479950e50f1d3049789a97790dcea773