[INFO] cloning repository https://github.com/bczhc/rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bczhc/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbczhc%2Frust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbczhc%2Frust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] faa544970f2f74edc44af4279a09d92669624001 [INFO] checking bczhc/rust against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbczhc%2Frust" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bczhc/rust on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bczhc/rust [INFO] finished tweaking git repo https://github.com/bczhc/rust [INFO] tweaked toml for git repo https://github.com/bczhc/rust written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/bczhc/rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", 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] ea779a99a5cd3ac63e3ffe340b2803c1ee6ebad3c49a7920bf93e60426cbf10c [INFO] running `Command { std: "docker" "start" "-a" "ea779a99a5cd3ac63e3ffe340b2803c1ee6ebad3c49a7920bf93e60426cbf10c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ea779a99a5cd3ac63e3ffe340b2803c1ee6ebad3c49a7920bf93e60426cbf10c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea779a99a5cd3ac63e3ffe340b2803c1ee6ebad3c49a7920bf93e60426cbf10c", kill_on_drop: false }` [INFO] [stdout] ea779a99a5cd3ac63e3ffe340b2803c1ee6ebad3c49a7920bf93e60426cbf10c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f1b19bf88c7a49429e88ec27c61dec677ac6a080eb24f58b052a0e9e28214bc [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" "5f1b19bf88c7a49429e88ec27c61dec677ac6a080eb24f58b052a0e9e28214bc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling magic-sys v0.2.1 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking bmp v0.5.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking errno v0.2.7 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Compiling jobserver v0.1.22 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking magic v0.12.2 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking cpu-loop v0.1.0 (/opt/rustwide/workdir/apps/cpu_loop) [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Checking num-complex v0.2.4 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Checking lib v1.0.0 (/opt/rustwide/workdir/lib) [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking num-rational v0.2.4 [INFO] [stderr] Checking char-count v1.0.0 (/opt/rustwide/workdir/apps/char_count) [INFO] [stderr] Checking char-stat v1.0.0 (/opt/rustwide/workdir/apps/character_statistics) [INFO] [stderr] Checking reverse v1.0.0 (/opt/rustwide/workdir/apps/reverse) [INFO] [stderr] Checking default-file-mode v1.0.0 (/opt/rustwide/workdir/apps/default_file_mode) [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking size_format v1.0.2 [INFO] [stderr] Checking file-size v1.0.0 (/opt/rustwide/workdir/apps/file_size) [INFO] [stderr] Checking stdin-size v1.0.0 (/opt/rustwide/workdir/apps/stdin_size) [INFO] [stderr] Compiling pcre2-sys v0.2.5 [INFO] [stderr] Checking shuffle-string v1.0.0 (/opt/rustwide/workdir/apps/shuffle_string) [INFO] [stderr] Checking pcre2 v0.2.3 [INFO] [stderr] Checking file_and_bitmap_streamed_converter v1.0.0 (/opt/rustwide/workdir/apps/file_and_bitmap_streamed_converter) [INFO] [stderr] Checking utf-converter v1.0.0 (/opt/rustwide/workdir/apps/utf-converter) [INFO] [stderr] Checking rust v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking regex v1.0.0 (/opt/rustwide/workdir/apps/regex-test) [INFO] [stdout] warning: unused import: `lib::utils::get_args_without_self_path` [INFO] [stdout] --> apps/file_and_bitmap_streamed_converter/src/encode.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use lib::utils::get_args_without_self_path; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `App`, `ArgGroup`, `Arg` [INFO] [stdout] --> src/demo.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use clap::{App, Arg, ArgGroup}; [INFO] [stdout] | ^^^ ^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `App`, `ArgGroup`, `Arg` [INFO] [stdout] --> src/demo.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use clap::{App, Arg, ArgGroup}; [INFO] [stdout] | ^^^ ^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/demo.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/demo.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lib::utils::get_args_without_self_path` [INFO] [stdout] --> apps/file_and_bitmap_streamed_converter/src/encode.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use lib::utils::get_args_without_self_path; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env::Args` [INFO] [stdout] --> apps/regex-test/src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::env::Args; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env::Args` [INFO] [stdout] --> apps/regex-test/src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::env::Args; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Error` [INFO] [stdout] --> apps/regex-test/src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> apps/regex-test/src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ArgMatches` [INFO] [stdout] --> apps/regex-test/src/main.rs:5:22 [INFO] [stdout] | [INFO] [stdout] 5 | use clap::{App, Arg, ArgMatches, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Error` [INFO] [stdout] --> apps/regex-test/src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> apps/regex-test/src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ArgMatches` [INFO] [stdout] --> apps/regex-test/src/main.rs:5:22 [INFO] [stdout] | [INFO] [stdout] 5 | use clap::{App, Arg, ArgMatches, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> apps/utf-converter/src/main.rs:153:13 [INFO] [stdout] | [INFO] [stdout] 153 | let mut input_file_path = matches.value_of("inputPath"); [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] --> apps/utf-converter/src/main.rs:154:13 [INFO] [stdout] | [INFO] [stdout] 154 | let mut output_file_path = matches.value_of("outputPath"); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> apps/utf-converter/src/main.rs:153:13 [INFO] [stdout] | [INFO] [stdout] 153 | let mut input_file_path = matches.value_of("inputPath"); [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] --> apps/utf-converter/src/main.rs:154:13 [INFO] [stdout] | [INFO] [stdout] 154 | let mut output_file_path = matches.value_of("outputPath"); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 29.02s [INFO] running `Command { std: "docker" "inspect" "5f1b19bf88c7a49429e88ec27c61dec677ac6a080eb24f58b052a0e9e28214bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f1b19bf88c7a49429e88ec27c61dec677ac6a080eb24f58b052a0e9e28214bc", kill_on_drop: false }` [INFO] [stdout] 5f1b19bf88c7a49429e88ec27c61dec677ac6a080eb24f58b052a0e9e28214bc