[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] bb9269407a5fb7d0718974e4ce2ef1dc720f0c5f [INFO] testing Dmitri9149/Files_processing_with_Rust against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDmitri9149%2FFiles_processing_with_Rust" "/workspace/builds/worker-30/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Dmitri9149/Files_processing_with_Rust on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-30/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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7281eb266714ca84e253e9c68644f213575646994ccfdd75542fd7cbb2b8b21c [INFO] running `Command { std: "docker" "start" "-a" "7281eb266714ca84e253e9c68644f213575646994ccfdd75542fd7cbb2b8b21c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7281eb266714ca84e253e9c68644f213575646994ccfdd75542fd7cbb2b8b21c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7281eb266714ca84e253e9c68644f213575646994ccfdd75542fd7cbb2b8b21c", kill_on_drop: false }` [INFO] [stdout] 7281eb266714ca84e253e9c68644f213575646994ccfdd75542fd7cbb2b8b21c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 240b0575cd283c35f2598e151dc806043a9a1a83775addf03cf592d7a171aa16 [INFO] running `Command { std: "docker" "start" "-a" "240b0575cd283c35f2598e151dc806043a9a1a83775addf03cf592d7a171aa16", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling cc v1.0.63 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling pin-project-lite v0.1.11 [INFO] [stderr] Compiling futures-core v0.3.8 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling futures-task v0.3.8 [INFO] [stderr] Compiling futures-sink v0.3.8 [INFO] [stderr] Compiling native-tls v0.2.6 [INFO] [stderr] Compiling encoding_rs v0.8.26 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling dtoa v0.4.6 [INFO] [stderr] Compiling object v0.22.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling tinyvec v1.0.1 [INFO] [stderr] Compiling form_urlencoded v1.0.0 [INFO] [stderr] Compiling addr2line v0.14.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling http v0.2.1 [INFO] [stderr] Compiling miniz_oxide v0.3.7 [INFO] [stderr] Compiling futures-channel v0.3.8 [INFO] [stderr] Compiling tracing v0.1.21 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling unicode-normalization v0.1.16 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.35 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling signal-hook-registry v1.2.2 [INFO] [stderr] Compiling socket2 v0.3.16 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling bzip2-sys v0.1.9+1.0.8 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling url v2.2.0 [INFO] [stderr] Compiling backtrace v0.3.54 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling bstr v0.2.14 [INFO] [stderr] Compiling csv v1.1.5 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Compiling tokio v0.2.23 [INFO] [stderr] Compiling thiserror v1.0.22 [INFO] [stderr] Compiling zip v0.5.8 [INFO] [stderr] Compiling pin-project v1.0.2 [INFO] [stderr] Compiling pin-project v0.4.27 [INFO] [stderr] Compiling futures-util v0.3.8 [INFO] [stderr] Compiling tracing-futures v0.2.4 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-tls v0.3.1 [INFO] [stderr] Compiling h2 v0.2.7 [INFO] [stderr] Compiling hyper v0.13.9 [INFO] [stderr] Compiling hyper-tls v0.4.3 [INFO] [stderr] Compiling reqwest v0.10.8 [INFO] [stderr] Compiling filerw v0.1.0 (/opt/rustwide/workdir) [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: 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 `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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 48.92s [INFO] running `Command { std: "docker" "inspect" "240b0575cd283c35f2598e151dc806043a9a1a83775addf03cf592d7a171aa16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "240b0575cd283c35f2598e151dc806043a9a1a83775addf03cf592d7a171aa16", kill_on_drop: false }` [INFO] [stdout] 240b0575cd283c35f2598e151dc806043a9a1a83775addf03cf592d7a171aa16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb14d665adf3906e0c2a984aa5a6dfd8f21762aa8ec5725b28571cf6f57d9ac7 [INFO] running `Command { std: "docker" "start" "-a" "cb14d665adf3906e0c2a984aa5a6dfd8f21762aa8ec5725b28571cf6f57d9ac7", kill_on_drop: false }` [INFO] [stderr] Compiling filerw v0.1.0 (/opt/rustwide/workdir) [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: 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 `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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.29s [INFO] running `Command { std: "docker" "inspect" "cb14d665adf3906e0c2a984aa5a6dfd8f21762aa8ec5725b28571cf6f57d9ac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb14d665adf3906e0c2a984aa5a6dfd8f21762aa8ec5725b28571cf6f57d9ac7", kill_on_drop: false }` [INFO] [stdout] cb14d665adf3906e0c2a984aa5a6dfd8f21762aa8ec5725b28571cf6f57d9ac7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 303a90150f7d58ae0c797c685870ac858ba5c5bbaefab4ca36d27a0f2f11f0c1 [INFO] running `Command { std: "docker" "start" "-a" "303a90150f7d58ae0c797c685870ac858ba5c5bbaefab4ca36d27a0f2f11f0c1", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/zip.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let mut f = File::open("download.zip")?; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/zip.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 19 | let mut file = zip.by_index(i).unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/bin/zip.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | doit(); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused imports: `FileOptions`, `ZipWriter` [INFO] [stderr] --> src/main.rs:14:18 [INFO] [stderr] | [INFO] [stderr] 14 | use zip::write::{FileOptions, ZipWriter}; [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `filerw` (bin "zip" test) generated 3 warnings [INFO] [stderr] warning: `filerw` (bin "filerw" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/filerw-b4dff60250728387) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/csv-2f8487ed92e1514d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/filerw-3730f19f9c8382cd) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/minigrep-a4e5cdf6b1fa6a77) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/zip-6041beb4f675d702) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests filerw [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "303a90150f7d58ae0c797c685870ac858ba5c5bbaefab4ca36d27a0f2f11f0c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "303a90150f7d58ae0c797c685870ac858ba5c5bbaefab4ca36d27a0f2f11f0c1", kill_on_drop: false }` [INFO] [stdout] 303a90150f7d58ae0c797c685870ac858ba5c5bbaefab4ca36d27a0f2f11f0c1