[INFO] cloning repository https://github.com/Rexagon/dsdmona [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Rexagon/dsdmona" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRexagon%2Fdsdmona", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRexagon%2Fdsdmona'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d0d5cdf6c08073ac7b557445b11f8be0ec0d4e08 [INFO] checking Rexagon/dsdmona against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRexagon%2Fdsdmona" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Rexagon/dsdmona on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Rexagon/dsdmona [INFO] finished tweaking git repo https://github.com/Rexagon/dsdmona [INFO] tweaked toml for git repo https://github.com/Rexagon/dsdmona written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/Rexagon/dsdmona already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9a8b15e2d6e9f5ce1327de827fe64f1d96f333b61fd7566a45194719b025176f [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" "9a8b15e2d6e9f5ce1327de827fe64f1d96f333b61fd7566a45194719b025176f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a8b15e2d6e9f5ce1327de827fe64f1d96f333b61fd7566a45194719b025176f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a8b15e2d6e9f5ce1327de827fe64f1d96f333b61fd7566a45194719b025176f", kill_on_drop: false }` [INFO] [stdout] 9a8b15e2d6e9f5ce1327de827fe64f1d96f333b61fd7566a45194719b025176f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 800f845d396f3d15f7ba7f3e65ae3515b2f1f10bdcf7ef3e02c311db9e514363 [INFO] running `Command { std: "docker" "start" "-a" "800f845d396f3d15f7ba7f3e65ae3515b2f1f10bdcf7ef3e02c311db9e514363", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling signal-hook v0.3.4 [INFO] [stderr] Checking zeroize v0.9.3 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling x11 v2.18.2 [INFO] [stderr] Checking getrandom v0.2.1 [INFO] [stderr] Checking terminal_size v0.1.15 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.2 [INFO] [stderr] Checking console v0.13.0 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking dialoguer v0.7.1 [INFO] [stderr] Checking dsdmona v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/lib.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/lib.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `username` [INFO] [stdout] --> src/auth.rs:35:23 [INFO] [stdout] | [INFO] [stdout] 35 | fn prepare_utml_entry(username: &str, pid: pid_t, tty_no: &str) -> c_utmpx { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tty_no` [INFO] [stdout] --> src/auth.rs:35:51 [INFO] [stdout] | [INFO] [stdout] 35 | fn prepare_utml_entry(username: &str, pid: pid_t, tty_no: &str) -> c_utmpx { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tty_no` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/xlib.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | for i in 0..50 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | let mut xorg = Command::new("/usr/bin/Xorg") [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/lib.rs:189:21 [INFO] [stdout] | [INFO] [stdout] 189 | let (_xdisplay, mut xinit) = match start_xinit() { [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/lib.rs:234:9 [INFO] [stdout] | [INFO] [stdout] 234 | let mut exec = desktop [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `username` [INFO] [stdout] --> src/auth.rs:35:23 [INFO] [stdout] | [INFO] [stdout] 35 | fn prepare_utml_entry(username: &str, pid: pid_t, tty_no: &str) -> c_utmpx { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_username` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tty_no` [INFO] [stdout] --> src/auth.rs:35:51 [INFO] [stdout] | [INFO] [stdout] 35 | fn prepare_utml_entry(username: &str, pid: pid_t, tty_no: &str) -> c_utmpx { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tty_no` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/xlib.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | for i in 0..50 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | let mut xorg = Command::new("/usr/bin/Xorg") [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/lib.rs:189:21 [INFO] [stdout] | [INFO] [stdout] 189 | let (_xdisplay, mut xinit) = match start_xinit() { [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/lib.rs:234:9 [INFO] [stdout] | [INFO] [stdout] 234 | let mut exec = desktop [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `prepare_utml_entry` [INFO] [stdout] --> src/auth.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn prepare_utml_entry(username: &str, pid: pid_t, tty_no: &str) -> c_utmpx { [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: `gid` [INFO] [stdout] --> src/user.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn gid(&self) -> gid_t { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `name` [INFO] [stdout] --> src/user.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn name(&self) -> &OsStr { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `members` [INFO] [stdout] --> src/user.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn members(&self) -> &[OsString] { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cgroup_to_group` [INFO] [stdout] --> src/user.rs:111:11 [INFO] [stdout] | [INFO] [stdout] 111 | unsafe fn cgroup_to_group(group: c_group) -> Group { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_group_members` [INFO] [stdout] --> src/user.rs:120:11 [INFO] [stdout] | [INFO] [stdout] 120 | unsafe fn get_group_members(groups: *mut *mut c_char) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_user_by_name` [INFO] [stdout] --> src/user.rs:201:8 [INFO] [stdout] | [INFO] [stdout] 201 | pub fn get_user_by_name(username: &T) -> Option [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_group_by_gid` [INFO] [stdout] --> src/user.rs:237:4 [INFO] [stdout] | [INFO] [stdout] 237 | fn get_group_by_gid(gid: gid_t) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_user_groups` [INFO] [stdout] --> src/user.rs:265:8 [INFO] [stdout] | [INFO] [stdout] 265 | pub fn get_user_groups(username: &T, gid: gid_t) -> Option> [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `prepare_utml_entry` [INFO] [stdout] --> src/auth.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn prepare_utml_entry(username: &str, pid: pid_t, tty_no: &str) -> c_utmpx { [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: `gid` [INFO] [stdout] --> src/user.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn gid(&self) -> gid_t { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `name` [INFO] [stdout] --> src/user.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn name(&self) -> &OsStr { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `members` [INFO] [stdout] --> src/user.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn members(&self) -> &[OsString] { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `cgroup_to_group` [INFO] [stdout] --> src/user.rs:111:11 [INFO] [stdout] | [INFO] [stdout] 111 | unsafe fn cgroup_to_group(group: c_group) -> Group { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_group_members` [INFO] [stdout] --> src/user.rs:120:11 [INFO] [stdout] | [INFO] [stdout] 120 | unsafe fn get_group_members(groups: *mut *mut c_char) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_user_by_name` [INFO] [stdout] --> src/user.rs:201:8 [INFO] [stdout] | [INFO] [stdout] 201 | pub fn get_user_by_name(username: &T) -> Option [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_group_by_gid` [INFO] [stdout] --> src/user.rs:237:4 [INFO] [stdout] | [INFO] [stdout] 237 | fn get_group_by_gid(gid: gid_t) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_user_groups` [INFO] [stdout] --> src/user.rs:265:8 [INFO] [stdout] | [INFO] [stdout] 265 | pub fn get_user_groups(username: &T, gid: gid_t) -> Option> [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | std::env::set_current_dir(user.home_dir()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | std::env::set_current_dir(user.home_dir()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:228:5 [INFO] [stdout] | [INFO] [stdout] 228 | std::fs::remove_file(&xauthority); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:228:5 [INFO] [stdout] | [INFO] [stdout] 228 | std::fs::remove_file(&xauthority); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/desktop.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | std::fs::write(&path, format!("{};{}\n", desktop.exec, desktop.env)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/desktop.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | std::fs::write(&path, format!("{};{}\n", desktop.exec, desktop.env)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.59s [INFO] running `Command { std: "docker" "inspect" "800f845d396f3d15f7ba7f3e65ae3515b2f1f10bdcf7ef3e02c311db9e514363", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "800f845d396f3d15f7ba7f3e65ae3515b2f1f10bdcf7ef3e02c311db9e514363", kill_on_drop: false }` [INFO] [stdout] 800f845d396f3d15f7ba7f3e65ae3515b2f1f10bdcf7ef3e02c311db9e514363