[INFO] cloning repository https://github.com/Dmitri9149/Files_processing_with_Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dmitri9149/Files_processing_with_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitri9149%2FFiles_processing_with_Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitri9149%2FFiles_processing_with_Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cb2feb3c8209b296c09e6ad3d9c160f2e1ba556d [INFO] checking Dmitri9149/Files_processing_with_Rust against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitri9149%2FFiles_processing_with_Rust" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Dmitri9149/Files_processing_with_Rust on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Dmitri9149/Files_processing_with_Rust [INFO] finished tweaking git repo https://github.com/Dmitri9149/Files_processing_with_Rust [INFO] tweaked toml for git repo https://github.com/Dmitri9149/Files_processing_with_Rust written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/Dmitri9149/Files_processing_with_Rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded backtrace v0.3.54 [INFO] [stderr] Downloaded bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Downloaded zip v0.5.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 87bdbafd14f253f652fd300059d66ff4d3462823de9584d8f9a711e754997ed4 [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" "87bdbafd14f253f652fd300059d66ff4d3462823de9584d8f9a711e754997ed4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "87bdbafd14f253f652fd300059d66ff4d3462823de9584d8f9a711e754997ed4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87bdbafd14f253f652fd300059d66ff4d3462823de9584d8f9a711e754997ed4", kill_on_drop: false }` [INFO] [stdout] 87bdbafd14f253f652fd300059d66ff4d3462823de9584d8f9a711e754997ed4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac91860a7e8c50ab5c90b61ed5b32dc4744f8a4e459cbbdf6d7ea7be8b177e62 [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" "ac91860a7e8c50ab5c90b61ed5b32dc4744f8a4e459cbbdf6d7ea7be8b177e62", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling cc v1.0.63 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Checking tinyvec v1.0.1 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking encoding_rs v0.8.26 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking signal-hook-registry v1.2.2 [INFO] [stderr] Checking socket2 v0.3.16 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking tracing v0.1.21 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking flate2 v1.0.14 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking csv v1.1.5 [INFO] [stderr] Compiling native-tls v0.2.6 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking addr2line v0.14.0 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking backtrace v0.3.54 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Checking tokio v0.2.23 [INFO] [stderr] Checking thiserror v1.0.22 [INFO] [stderr] Checking zip v0.5.8 [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 tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking hyper v0.13.9 [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking reqwest v0.10.8 [INFO] [stderr] Checking filerw v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/zip.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut f = File::open("download.zip")?; [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/bin/zip.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut file = zip.by_index(i).unwrap(); [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/bin/zip.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let mut f = File::open("download.zip")?; [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/bin/zip.rs:19:13 [INFO] [stdout] | [INFO] [stdout] 19 | let mut file = zip.by_index(i).unwrap(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/zip.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | doit(); [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 `std::result::Result` that must be used [INFO] [stdout] --> src/bin/zip.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | doit(); [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `FileOptions`, `ZipWriter` [INFO] [stdout] --> src/main.rs:14:18 [INFO] [stdout] | [INFO] [stdout] 14 | use zip::write::{FileOptions, ZipWriter}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `FileOptions`, `ZipWriter` [INFO] [stdout] --> src/main.rs:14:18 [INFO] [stdout] | [INFO] [stdout] 14 | use zip::write::{FileOptions, ZipWriter}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 19s [INFO] running `Command { std: "docker" "inspect" "ac91860a7e8c50ab5c90b61ed5b32dc4744f8a4e459cbbdf6d7ea7be8b177e62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac91860a7e8c50ab5c90b61ed5b32dc4744f8a4e459cbbdf6d7ea7be8b177e62", kill_on_drop: false }` [INFO] [stdout] ac91860a7e8c50ab5c90b61ed5b32dc4744f8a4e459cbbdf6d7ea7be8b177e62