[INFO] cloning repository https://github.com/zolotaya-ruda/rust_grabber [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zolotaya-ruda/rust_grabber" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzolotaya-ruda%2Frust_grabber", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzolotaya-ruda%2Frust_grabber'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4f5e8b98e3d2fa71876bbbf0403dd8e0dd1e38ce [INFO] testing zolotaya-ruda/rust_grabber against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzolotaya-ruda%2Frust_grabber" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zolotaya-ruda/rust_grabber on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zolotaya-ruda/rust_grabber [INFO] finished tweaking git repo https://github.com/zolotaya-ruda/rust_grabber [INFO] tweaked toml for git repo https://github.com/zolotaya-ruda/rust_grabber written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zolotaya-ruda/rust_grabber already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded itoa v1.0.3 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.83 [INFO] [stderr] Downloaded ryu v1.0.11 [INFO] [stderr] Downloaded winreg v0.10.1 [INFO] [stderr] Downloaded serde v1.0.144 [INFO] [stderr] Downloaded wasm-bindgen v0.2.83 [INFO] [stderr] Downloaded futures-io v0.3.24 [INFO] [stderr] Downloaded futures-task v0.3.24 [INFO] [stderr] Downloaded futures-channel v0.3.24 [INFO] [stderr] Downloaded base64 v0.13.0 [INFO] [stderr] Downloaded openssl-sys v0.9.75 [INFO] [stderr] Downloaded mio v0.8.4 [INFO] [stderr] Downloaded syn v1.0.99 [INFO] [stderr] Downloaded js-sys v0.3.60 [INFO] [stderr] Downloaded bumpalo v3.11.0 [INFO] [stderr] Downloaded tokio-util v0.7.4 [INFO] [stderr] Downloaded tracing v0.1.36 [INFO] [stderr] Downloaded web-sys v0.3.60 [INFO] [stderr] Downloaded security-framework v2.7.0 [INFO] [stderr] Downloaded h2 v0.3.14 [INFO] [stderr] Downloaded hyper v0.14.20 [INFO] [stderr] Downloaded libc v0.2.132 [INFO] [stderr] Downloaded futures-util v0.3.24 [INFO] [stderr] Downloaded openssl v0.10.41 [INFO] [stderr] Downloaded tokio v1.21.1 [INFO] [stderr] Downloaded http v0.2.8 [INFO] [stderr] Downloaded url v2.3.1 [INFO] [stderr] Downloaded windows_i686_msvc v0.36.1 [INFO] [stderr] Downloaded idna v0.3.0 [INFO] [stderr] Downloaded tracing-core v0.1.29 [INFO] [stderr] Downloaded schannel v0.1.20 [INFO] [stderr] Downloaded bytes v1.2.1 [INFO] [stderr] Downloaded tokio-native-tls v0.3.0 [INFO] [stderr] Downloaded form_urlencoded v1.1.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.43 [INFO] [stderr] Downloaded slab v0.4.7 [INFO] [stderr] Downloaded futures-sink v0.3.24 [INFO] [stderr] Downloaded http-body v0.4.5 [INFO] [stderr] Downloaded hyper-tls v0.5.0 [INFO] [stderr] Downloaded ipnet v2.5.0 [INFO] [stderr] Downloaded mime v0.3.16 [INFO] [stderr] Downloaded pkg-config v0.3.25 [INFO] [stderr] Downloaded security-framework-sys v2.6.1 [INFO] [stderr] Downloaded fastrand v1.8.0 [INFO] [stderr] Downloaded remove_dir_all v0.5.3 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.36.1 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.36.1 [INFO] [stderr] Downloaded tempfile v3.3.0 [INFO] [stderr] Downloaded native-tls v0.2.10 [INFO] [stderr] Downloaded socket2 v0.4.7 [INFO] [stderr] Downloaded unicode-bidi v0.3.8 [INFO] [stderr] Downloaded percent-encoding v2.2.0 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.33 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.36.1 [INFO] [stderr] Downloaded windows_i686_gnu v0.36.1 [INFO] [stderr] Downloaded log v0.4.17 [INFO] [stderr] Downloaded once_cell v1.14.0 [INFO] [stderr] Downloaded quote v1.0.21 [INFO] [stderr] Downloaded unicode-ident v1.0.4 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.83 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.83 [INFO] [stderr] Downloaded futures-core v0.3.24 [INFO] [stderr] Downloaded openssl-macros v0.1.0 [INFO] [stderr] Downloaded pin-project-lite v0.2.9 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.83 [INFO] [stderr] Downloaded reqwest v0.11.11 [INFO] [stderr] Downloaded serde_json v1.0.85 [INFO] [stderr] Downloaded encoding_rs v0.8.31 [INFO] [stderr] Downloaded windows-sys v0.36.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9556130b7f62b086c8374923b0f325a31aed171e2f38c23058eac1c1644c886a [INFO] running `Command { std: "docker" "start" "-a" "9556130b7f62b086c8374923b0f325a31aed171e2f38c23058eac1c1644c886a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9556130b7f62b086c8374923b0f325a31aed171e2f38c23058eac1c1644c886a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9556130b7f62b086c8374923b0f325a31aed171e2f38c23058eac1c1644c886a", kill_on_drop: false }` [INFO] [stdout] 9556130b7f62b086c8374923b0f325a31aed171e2f38c23058eac1c1644c886a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1de06e343a70b02374ec228dc13854854753a327900ab990a81cc326192851b2 [INFO] running `Command { std: "docker" "start" "-a" "1de06e343a70b02374ec228dc13854854753a327900ab990a81cc326192851b2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.132 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling once_cell v1.14.0 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling bytes v1.2.1 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling futures-core v0.3.24 [INFO] [stderr] Compiling unicode-ident v1.0.4 [INFO] [stderr] Compiling tokio v1.21.1 [INFO] [stderr] Compiling itoa v1.0.3 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling futures-task v0.3.24 [INFO] [stderr] Compiling tracing-core v0.1.29 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling futures-util v0.3.24 [INFO] [stderr] Compiling openssl v0.10.41 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Compiling http v0.2.8 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Compiling futures-io v0.3.24 [INFO] [stderr] Compiling futures-sink v0.3.24 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling percent-encoding v2.2.0 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling tower-service v0.3.2 [INFO] [stderr] Compiling ryu v1.0.11 [INFO] [stderr] Compiling encoding_rs v0.8.31 [INFO] [stderr] Compiling tracing v0.1.36 [INFO] [stderr] Compiling form_urlencoded v1.1.0 [INFO] [stderr] Compiling unicode-bidi v0.3.8 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling mio v0.8.4 [INFO] [stderr] Compiling socket2 v0.4.7 [INFO] [stderr] Compiling httpdate v1.0.2 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Compiling openssl-sys v0.9.75 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling http-body v0.4.5 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling ipnet v2.5.0 [INFO] [stderr] Compiling unicode-normalization v0.1.22 [INFO] [stderr] Compiling idna v0.3.0 [INFO] [stderr] Compiling url v2.3.1 [INFO] [stderr] Compiling openssl-macros v0.1.0 [INFO] [stderr] Compiling serde_urlencoded v0.7.1 [INFO] [stderr] Compiling tokio-util v0.7.4 [INFO] [stderr] Compiling h2 v0.3.14 [INFO] [stderr] Compiling tokio-native-tls v0.3.0 [INFO] [stderr] Compiling hyper v0.14.20 [INFO] [stderr] Compiling hyper-tls v0.5.0 [INFO] [stderr] Compiling reqwest v0.11.11 [INFO] [stderr] Compiling client1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/client.rs:2:28 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{Read, Write, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/client.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `url` [INFO] [stdout] --> src/client.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | let url = format!("{}/ping", self.server_addr.clone()); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_url` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/client.rs:178:16 [INFO] [stdout] | [INFO] [stdout] 178 | Ok(msg) => self.answer_ls(), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/client.rs:195:13 [INFO] [stdout] | [INFO] [stdout] 195 | let res = client.post(url) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/client.rs:247:13 [INFO] [stdout] | [INFO] [stdout] 247 | let res = client.post(url) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `send_bytes` and `send_log` are never used [INFO] [stdout] --> src/client.rs:142:8 [INFO] [stdout] | [INFO] [stdout] 20 | impl Client { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 142 | fn send_bytes(&mut self){ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 146 | pub fn send_log(&mut self){ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/client.rs:31:38 [INFO] [stdout] | [INFO] [stdout] 31 | let victim_name = victim_name.clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | res.read(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 67 | let _ = res.read(&mut buf); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `E` should have a snake case name [INFO] [stdout] --> src/dir_reader.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | Err(E) => {return Err(E)} [INFO] [stdout] | ^ help: convert the identifier to snake case: `e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `E` should have a snake case name [INFO] [stdout] --> src/dir_reader.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | Err(E) => {return Err(E)} [INFO] [stdout] | ^ help: convert the identifier to snake case: `e` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.72s [INFO] running `Command { std: "docker" "inspect" "1de06e343a70b02374ec228dc13854854753a327900ab990a81cc326192851b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1de06e343a70b02374ec228dc13854854753a327900ab990a81cc326192851b2", kill_on_drop: false }` [INFO] [stdout] 1de06e343a70b02374ec228dc13854854753a327900ab990a81cc326192851b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8156972a4efbce8fdf55b678d5b96b750b6e92a86d26bbd563b692e9eb0d30c4 [INFO] running `Command { std: "docker" "start" "-a" "8156972a4efbce8fdf55b678d5b96b750b6e92a86d26bbd563b692e9eb0d30c4", kill_on_drop: false }` [INFO] [stderr] Compiling client1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/client.rs:2:28 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{Read, Write, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/client.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `url` [INFO] [stdout] --> src/client.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | let url = format!("{}/ping", self.server_addr.clone()); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_url` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/client.rs:178:16 [INFO] [stdout] | [INFO] [stdout] 178 | Ok(msg) => self.answer_ls(), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/client.rs:195:13 [INFO] [stdout] | [INFO] [stdout] 195 | let res = client.post(url) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/client.rs:247:13 [INFO] [stdout] | [INFO] [stdout] 247 | let res = client.post(url) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `send_bytes` and `send_log` are never used [INFO] [stdout] --> src/client.rs:142:8 [INFO] [stdout] | [INFO] [stdout] 20 | impl Client { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 142 | fn send_bytes(&mut self){ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 146 | pub fn send_log(&mut self){ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/client.rs:31:38 [INFO] [stdout] | [INFO] [stdout] 31 | let victim_name = victim_name.clone(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/client.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | res.read(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 67 | let _ = res.read(&mut buf); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `E` should have a snake case name [INFO] [stdout] --> src/dir_reader.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | Err(E) => {return Err(E)} [INFO] [stdout] | ^ help: convert the identifier to snake case: `e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `E` should have a snake case name [INFO] [stdout] --> src/dir_reader.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | Err(E) => {return Err(E)} [INFO] [stdout] | ^ help: convert the identifier to snake case: `e` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "8156972a4efbce8fdf55b678d5b96b750b6e92a86d26bbd563b692e9eb0d30c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8156972a4efbce8fdf55b678d5b96b750b6e92a86d26bbd563b692e9eb0d30c4", kill_on_drop: false }` [INFO] [stdout] 8156972a4efbce8fdf55b678d5b96b750b6e92a86d26bbd563b692e9eb0d30c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6b089da049052fe8f84ce474b6b8dae465a96b31799cfae91f392bc30166a67c [INFO] running `Command { std: "docker" "start" "-a" "6b089da049052fe8f84ce474b6b8dae465a96b31799cfae91f392bc30166a67c", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Error` [INFO] [stderr] --> src/client.rs:2:28 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{Read, Write, Error}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/client.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `url` [INFO] [stderr] --> src/client.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | let url = format!("{}/ping", self.server_addr.clone()); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_url` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `msg` [INFO] [stderr] --> src/client.rs:178:16 [INFO] [stderr] | [INFO] [stderr] 178 | Ok(msg) => self.answer_ls(), [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/client.rs:195:13 [INFO] [stderr] | [INFO] [stderr] 195 | let res = client.post(url) [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/client.rs:247:13 [INFO] [stderr] | [INFO] [stderr] 247 | let res = client.post(url) [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: methods `send_bytes` and `send_log` are never used [INFO] [stderr] --> src/client.rs:142:8 [INFO] [stderr] | [INFO] [stderr] 20 | impl Client { [INFO] [stderr] | ----------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 142 | fn send_bytes(&mut self){ [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 146 | pub fn send_log(&mut self){ [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stderr] --> src/client.rs:31:38 [INFO] [stderr] | [INFO] [stderr] 31 | let victim_name = victim_name.clone(); [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stderr] = note: `#[warn(noop_method_call)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/client.rs:67:17 [INFO] [stderr] | [INFO] [stderr] 67 | res.read(&mut buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 67 | let _ = res.read(&mut buf); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: variable `E` should have a snake case name [INFO] [stderr] --> src/dir_reader.rs:19:17 [INFO] [stderr] | [INFO] [stderr] 19 | Err(E) => {return Err(E)} [INFO] [stderr] | ^ help: convert the identifier to snake case: `e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `E` should have a snake case name [INFO] [stderr] --> src/dir_reader.rs:29:17 [INFO] [stderr] | [INFO] [stderr] 29 | Err(E) => {return Err(E)} [INFO] [stderr] | ^ help: convert the identifier to snake case: `e` [INFO] [stderr] [INFO] [stderr] warning: `client1` (bin "client1" test) generated 11 warnings (run `cargo fix --bin "client1" --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/client1-8066977490a2e844) [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" "6b089da049052fe8f84ce474b6b8dae465a96b31799cfae91f392bc30166a67c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b089da049052fe8f84ce474b6b8dae465a96b31799cfae91f392bc30166a67c", kill_on_drop: false }` [INFO] [stdout] 6b089da049052fe8f84ce474b6b8dae465a96b31799cfae91f392bc30166a67c