[INFO] fetching crate rustyshell 0.1.0... [INFO] checking rustyshell-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate rustyshell 0.1.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate rustyshell 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rustyshell 0.1.0 [INFO] finished tweaking crates.io crate rustyshell 0.1.0 [INFO] tweaked toml for crates.io crate rustyshell 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate rustyshell 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_users v0.3.4 [INFO] [stderr] Downloaded rust-argon2 v0.7.0 [INFO] [stderr] Downloaded blake2b_simd v0.5.10 [INFO] [stderr] Downloaded encode_unicode v0.3.6 [INFO] [stderr] Downloaded ansi_term v0.12.1 [INFO] [stderr] Downloaded dirs v2.0.2 [INFO] [stderr] Downloaded dirs-sys-next v0.1.0 [INFO] [stderr] Downloaded base64 v0.11.0 [INFO] [stderr] Downloaded dirs-next v1.0.1 [INFO] [stderr] Downloaded syn v1.0.31 [INFO] [stderr] Downloaded arrayref v0.3.6 [INFO] [stderr] Downloaded arrayvec v0.5.1 [INFO] [stderr] Downloaded constant_time_eq v0.1.5 [INFO] [stderr] Downloaded termios v0.3.2 [INFO] [stderr] Downloaded dirs-sys v0.3.5 [INFO] [stderr] Downloaded utf8parse v0.2.0 [INFO] [stderr] Downloaded rustyline v6.2.0 [INFO] [stderr] Downloaded rustyline-derive v0.3.1 [INFO] [stderr] Downloaded console v0.11.3 [INFO] [stderr] Downloaded terminal_size v0.1.12 [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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cc753919f4ae4fa77c35467a22ec728272e8843ed94c3d0f3fe7e36ae96f04bc [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" "cc753919f4ae4fa77c35467a22ec728272e8843ed94c3d0f3fe7e36ae96f04bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cc753919f4ae4fa77c35467a22ec728272e8843ed94c3d0f3fe7e36ae96f04bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc753919f4ae4fa77c35467a22ec728272e8843ed94c3d0f3fe7e36ae96f04bc", kill_on_drop: false }` [INFO] [stdout] cc753919f4ae4fa77c35467a22ec728272e8843ed94c3d0f3fe7e36ae96f04bc [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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 56598568ca559cc0c69f121848c179583a125d78239c1cfc458b3d5139d1c6a2 [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" "56598568ca559cc0c69f121848c179583a125d78239c1cfc458b3d5139d1c6a2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking dirs-sys-next v0.1.0 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking terminal_size v0.1.12 [INFO] [stderr] Checking dirs-next v1.0.1 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking console v0.11.3 [INFO] [stderr] Checking rustyline v6.2.0 [INFO] [stderr] Compiling rustyline-derive v0.3.1 [INFO] [stderr] Checking rustyshell v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::process::*` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::process::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `dirs::home_dir` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use dirs::home_dir; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `current_dir`, `var` [INFO] [stdout] --> src/main.rs:5:16 [INFO] [stdout] | [INFO] [stdout] 5 | use std::env::{current_dir, var}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ansi_term::Color` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use ansi_term::Color; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read`, `self` [INFO] [stdout] --> src/main.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{self, Read}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rustyline::config::OutputStreamType` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use rustyline::config::OutputStreamType; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cmd`, `CompletionType`, `Config`, `EditMode`, `KeyPress` [INFO] [stdout] --> src/main.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | use rustyline::{Cmd, CompletionType, Config, Context, EditMode, Editor, KeyPress}; [INFO] [stdout] | ^^^ ^^^^^^^^^^^^^^ ^^^^^^ ^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::*` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::process::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::PathBuf` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::path::PathBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `dirs::home_dir` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use dirs::home_dir; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `current_dir`, `var` [INFO] [stdout] --> src/main.rs:5:16 [INFO] [stdout] | [INFO] [stdout] 5 | use std::env::{current_dir, var}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ansi_term::Color` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use ansi_term::Color; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Read`, `self` [INFO] [stdout] --> src/main.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{self, Read}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rustyline::config::OutputStreamType` [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use rustyline::config::OutputStreamType; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cmd`, `CompletionType`, `Config`, `EditMode`, `KeyPress` [INFO] [stdout] --> src/main.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | use rustyline::{Cmd, CompletionType, Config, Context, EditMode, Editor, KeyPress}; [INFO] [stdout] | ^^^ ^^^^^^^^^^^^^^ ^^^^^^ ^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cmd` [INFO] [stdout] --> src/main.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | let mut cmd = String::new(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | let mut cmd = String::new(); [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: unused variable: `cmd` [INFO] [stdout] --> src/main.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | let mut cmd = String::new(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:127:13 [INFO] [stdout] | [INFO] [stdout] 127 | let mut cmd = String::new(); [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: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.71s [INFO] running `Command { std: "docker" "inspect" "56598568ca559cc0c69f121848c179583a125d78239c1cfc458b3d5139d1c6a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56598568ca559cc0c69f121848c179583a125d78239c1cfc458b3d5139d1c6a2", kill_on_drop: false }` [INFO] [stdout] 56598568ca559cc0c69f121848c179583a125d78239c1cfc458b3d5139d1c6a2