[INFO] cloning repository https://github.com/aymen150/micro-shell [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aymen150/micro-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faymen150%2Fmicro-shell", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faymen150%2Fmicro-shell'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c74826d75fecfebc33b5ea289824657848eb9459 [INFO] checking aymen150/micro-shell against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faymen150%2Fmicro-shell" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aymen150/micro-shell on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aymen150/micro-shell [INFO] finished tweaking git repo https://github.com/aymen150/micro-shell [INFO] tweaked toml for git repo https://github.com/aymen150/micro-shell written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/aymen150/micro-shell already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.regex [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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] 88bfbbab1f1141689ad1c636a2b05e6357cbfaf6c4949a9e78446790c53ab9c7 [INFO] running `Command { std: "docker" "start" "-a" "88bfbbab1f1141689ad1c636a2b05e6357cbfaf6c4949a9e78446790c53ab9c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "88bfbbab1f1141689ad1c636a2b05e6357cbfaf6c4949a9e78446790c53ab9c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88bfbbab1f1141689ad1c636a2b05e6357cbfaf6c4949a9e78446790c53ab9c7", kill_on_drop: false }` [INFO] [stdout] 88bfbbab1f1141689ad1c636a2b05e6357cbfaf6c4949a9e78446790c53ab9c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c23d7a3c5a08e5febafc580a9fa51e7cc5f9b39fcdf6f1d00014073ad7a41ed2 [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" "c23d7a3c5a08e5febafc580a9fa51e7cc5f9b39fcdf6f1d00014073ad7a41ed2", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: package.regex [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking micro-shell v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/main.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/main.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:172:1 [INFO] [stdout] | [INFO] [stdout] 96 | / loop { [INFO] [stdout] 97 | | let stdout = io::stdout(); [INFO] [stdout] 98 | | let mut handle = stdout.lock(); [INFO] [stdout] 99 | | let stdin = io::stdin(); [INFO] [stdout] ... | [INFO] [stdout] 170 | | [INFO] [stdout] 171 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 172 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:172:1 [INFO] [stdout] | [INFO] [stdout] 96 | / loop { [INFO] [stdout] 97 | | let stdout = io::stdout(); [INFO] [stdout] 98 | | let mut handle = stdout.lock(); [INFO] [stdout] 99 | | let stdin = io::stdin(); [INFO] [stdout] ... | [INFO] [stdout] 170 | | [INFO] [stdout] 171 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 172 | Ok(()) [INFO] [stdout] | ^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `echo_child` [INFO] [stdout] --> src/main.rs:130:17 [INFO] [stdout] | [INFO] [stdout] 130 | let echo_child = Command::new(function_1) [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_echo_child` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sed_child` [INFO] [stdout] --> src/main.rs:164:17 [INFO] [stdout] | [INFO] [stdout] 164 | let sed_child = Command::new(function_2) [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sed_child` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `echo_child` [INFO] [stdout] --> src/main.rs:130:17 [INFO] [stdout] | [INFO] [stdout] 130 | let echo_child = Command::new(function_1) [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_echo_child` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sed_child` [INFO] [stdout] --> src/main.rs:164:17 [INFO] [stdout] | [INFO] [stdout] 164 | let sed_child = Command::new(function_2) [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sed_child` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | let mut function_1 = cap_1[0]; [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/main.rs:138:17 [INFO] [stdout] | [INFO] [stdout] 138 | let mut x: Vec<&str>= div[1].split(" ").collect(); [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/main.rs:145:17 [INFO] [stdout] | [INFO] [stdout] 145 | let mut function_2 = cap_2[0]; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | let mut function_1 = cap_1[0]; [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/main.rs:138:17 [INFO] [stdout] | [INFO] [stdout] 138 | let mut x: Vec<&str>= div[1].split(" ").collect(); [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/main.rs:145:17 [INFO] [stdout] | [INFO] [stdout] 145 | let mut function_2 = cap_2[0]; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.82s [INFO] running `Command { std: "docker" "inspect" "c23d7a3c5a08e5febafc580a9fa51e7cc5f9b39fcdf6f1d00014073ad7a41ed2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c23d7a3c5a08e5febafc580a9fa51e7cc5f9b39fcdf6f1d00014073ad7a41ed2", kill_on_drop: false }` [INFO] [stdout] c23d7a3c5a08e5febafc580a9fa51e7cc5f9b39fcdf6f1d00014073ad7a41ed2