[INFO] cloning repository https://github.com/ggordan/kubectl-multi [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ggordan/kubectl-multi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggordan%2Fkubectl-multi", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggordan%2Fkubectl-multi'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b25ba5a4f375bfe14cdbf9f1e7098b22f9bc6061 [INFO] checking ggordan/kubectl-multi against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggordan%2Fkubectl-multi" "/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/ggordan/kubectl-multi on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ggordan/kubectl-multi [INFO] finished tweaking git repo https://github.com/ggordan/kubectl-multi [INFO] tweaked toml for git repo https://github.com/ggordan/kubectl-multi written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/ggordan/kubectl-multi already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15f1188b05d8cf3b0768b5e2e0eae498d58d106fcdd5615f8461309734bb5cfc [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" "15f1188b05d8cf3b0768b5e2e0eae498d58d106fcdd5615f8461309734bb5cfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15f1188b05d8cf3b0768b5e2e0eae498d58d106fcdd5615f8461309734bb5cfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15f1188b05d8cf3b0768b5e2e0eae498d58d106fcdd5615f8461309734bb5cfc", kill_on_drop: false }` [INFO] [stdout] 15f1188b05d8cf3b0768b5e2e0eae498d58d106fcdd5615f8461309734bb5cfc [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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 2e74528f354c8c3fa0b00a58b26ffa14f648ee94a1e6904fe8c6666ad56891fa [INFO] running `Command { std: "docker" "start" "-a" "2e74528f354c8c3fa0b00a58b26ffa14f648ee94a1e6904fe8c6666ad56891fa", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] Checking kubectl-multi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `out` [INFO] [stdout] --> src/main.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | let mut out = std::process::Command::new("kubectl") [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | let mut out = std::process::Command::new("kubectl") [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: unused import: `std::io::Write` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `out` [INFO] [stdout] --> src/main.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | let mut out = std::process::Command::new("kubectl") [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | let mut out = std::process::Command::new("kubectl") [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: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | child.join(); [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | child.join(); [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.33s [INFO] running `Command { std: "docker" "inspect" "2e74528f354c8c3fa0b00a58b26ffa14f648ee94a1e6904fe8c6666ad56891fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e74528f354c8c3fa0b00a58b26ffa14f648ee94a1e6904fe8c6666ad56891fa", kill_on_drop: false }` [INFO] [stdout] 2e74528f354c8c3fa0b00a58b26ffa14f648ee94a1e6904fe8c6666ad56891fa