[INFO] cloning repository https://github.com/Simhyeon/cardserver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Simhyeon/cardserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimhyeon%2Fcardserver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimhyeon%2Fcardserver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 200b7c3794d4da29c0334a07c04c1c799e11fc51 [INFO] checking Simhyeon/cardserver against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimhyeon%2Fcardserver" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Simhyeon/cardserver on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Simhyeon/cardserver [INFO] finished tweaking git repo https://github.com/Simhyeon/cardserver [INFO] tweaked toml for git repo https://github.com/Simhyeon/cardserver written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/Simhyeon/cardserver already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c9ecdd4d16a8fb2771bf5e2cc2518f704dcf99e8c16213d5de014e4561710038 [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" "c9ecdd4d16a8fb2771bf5e2cc2518f704dcf99e8c16213d5de014e4561710038", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9ecdd4d16a8fb2771bf5e2cc2518f704dcf99e8c16213d5de014e4561710038", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9ecdd4d16a8fb2771bf5e2cc2518f704dcf99e8c16213d5de014e4561710038", kill_on_drop: false }` [INFO] [stdout] c9ecdd4d16a8fb2771bf5e2cc2518f704dcf99e8c16213d5de014e4561710038 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 72b73a41d0a39d68d6a1d8ea9dda772eb7b058013515ce1f319949c893dbc465 [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" "72b73a41d0a39d68d6a1d8ea9dda772eb7b058013515ce1f319949c893dbc465", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.57 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking dtoa v0.4.7 [INFO] [stderr] Checking strum v0.20.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Checking http v0.2.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking tracing v0.1.22 [INFO] [stderr] Checking rand_core v0.6.0 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rand v0.8.0 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking sha-1 v0.9.2 [INFO] [stderr] Checking multipart v0.17.0 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking headers v0.3.2 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling strum_macros v0.20.1 [INFO] [stderr] Checking tokio v0.2.24 [INFO] [stderr] Checking pin-project v1.0.2 [INFO] [stderr] Checking futures-util v0.3.8 [INFO] [stderr] Checking pin-project v0.4.27 [INFO] [stderr] Checking tracing-futures v0.2.4 [INFO] [stderr] Checking serde v1.0.118 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking futures-executor v0.3.8 [INFO] [stderr] Checking tokio-tungstenite v0.11.0 [INFO] [stderr] Checking futures v0.3.8 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking hyper v0.13.9 [INFO] [stderr] Checking warp v0.2.5 [INFO] [stderr] Checking card_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/models.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: `PlayerAction` [INFO] [stdout] --> src/handlers.rs:10:46 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::models::{Connection, UserRequest, PlayerAction, ServerResponse, ResponseType, ResponseValue, InternalRequest, IntReqType, IntR... [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Distribution`, `Uniform` [INFO] [stdout] --> src/test.rs:3:27 [INFO] [stdout] | [INFO] [stdout] 3 | use rand::distributions::{Distribution, Uniform}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Arc` [INFO] [stdout] --> src/main.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::sync::{Arc, RwLock}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::routes::*` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::routes::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/models.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: `PlayerAction` [INFO] [stdout] --> src/handlers.rs:10:46 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::models::{Connection, UserRequest, PlayerAction, ServerResponse, ResponseType, ResponseValue, InternalRequest, IntReqType, IntR... [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Distribution`, `Uniform` [INFO] [stdout] --> src/test.rs:3:27 [INFO] [stdout] | [INFO] [stdout] 3 | use rand::distributions::{Distribution, Uniform}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Arc` [INFO] [stdout] --> src/main.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::sync::{Arc, RwLock}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::routes::*` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::routes::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SinkExt` [INFO] [stdout] --> src/handlers.rs:7:37 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::{FutureExt, StreamExt, SinkExt}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `req` is never read [INFO] [stdout] --> src/handlers.rs:160:13 [INFO] [stdout] | [INFO] [stdout] 160 | let mut req: InternalRequest = InternalRequest::dummy(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `req` is never read [INFO] [stdout] --> src/handlers.rs:224:13 [INFO] [stdout] | [INFO] [stdout] 224 | let mut req: UserRequest = UserRequest::dummy(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/test.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let mut cards: Vec = vec![ [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/test.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | let mut cards_2 = vec![]; [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/test.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | let mut merged = cards.iter().chain(cards_2.iter()).cloned().collect::>(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SinkExt` [INFO] [stdout] --> src/handlers.rs:7:37 [INFO] [stdout] | [INFO] [stdout] 7 | use futures::{FutureExt, StreamExt, SinkExt}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/models.rs:744:12 [INFO] [stdout] | [INFO] [stdout] 744 | pub fn new(card_type: CardType, number: u8) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `manual_comb_test` [INFO] [stdout] --> src/test.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn manual_comb_test() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `req` is never read [INFO] [stdout] --> src/handlers.rs:160:13 [INFO] [stdout] | [INFO] [stdout] 160 | let mut req: InternalRequest = InternalRequest::dummy(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `req` is never read [INFO] [stdout] --> src/handlers.rs:224:13 [INFO] [stdout] | [INFO] [stdout] 224 | let mut req: UserRequest = UserRequest::dummy(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/test.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let mut cards: Vec = vec![ [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/test.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | let mut cards_2 = vec![]; [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/test.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | let mut merged = cards.iter().chain(cards_2.iter()).cloned().collect::>(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/models.rs:744:12 [INFO] [stdout] | [INFO] [stdout] 744 | pub fn new(card_type: CardType, number: u8) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `manual_comb_test` [INFO] [stdout] --> src/test.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn manual_comb_test() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rand_comb_test` [INFO] [stdout] --> src/test.rs:48:4 [INFO] [stdout] | [INFO] [stdout] 48 | fn rand_comb_test() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 47s [INFO] running `Command { std: "docker" "inspect" "72b73a41d0a39d68d6a1d8ea9dda772eb7b058013515ce1f319949c893dbc465", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72b73a41d0a39d68d6a1d8ea9dda772eb7b058013515ce1f319949c893dbc465", kill_on_drop: false }` [INFO] [stdout] 72b73a41d0a39d68d6a1d8ea9dda772eb7b058013515ce1f319949c893dbc465