[INFO] cloning repository https://github.com/alexryndin/rserv [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexryndin/rserv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexryndin%2Frserv", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexryndin%2Frserv'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3cd16b77c8823661a1841c71b57c22a1544f744c [INFO] checking alexryndin/rserv against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexryndin%2Frserv" "/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/alexryndin/rserv on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alexryndin/rserv [INFO] finished tweaking git repo https://github.com/alexryndin/rserv [INFO] tweaked toml for git repo https://github.com/alexryndin/rserv written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/alexryndin/rserv already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", 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] 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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f33e6661afcdf36278a4ecbf6e7e0a12b226eb47dca6530e8481870f494faacf [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" "f33e6661afcdf36278a4ecbf6e7e0a12b226eb47dca6530e8481870f494faacf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f33e6661afcdf36278a4ecbf6e7e0a12b226eb47dca6530e8481870f494faacf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f33e6661afcdf36278a4ecbf6e7e0a12b226eb47dca6530e8481870f494faacf", kill_on_drop: false }` [INFO] [stdout] f33e6661afcdf36278a4ecbf6e7e0a12b226eb47dca6530e8481870f494faacf [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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 01710824c3632c1fe70d8e06b626c0d83307b8ad1e9631d9ddf4b7d5a9bee825 [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" "01710824c3632c1fe70d8e06b626c0d83307b8ad1e9631d9ddf4b7d5a9bee825", kill_on_drop: false }` [INFO] [stderr] Checking serv v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | fn test(u: i32) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/main.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | fn test2(u: &str) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/main.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn test3(u: String) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `headers_and_body` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | headers_and_body: Vec<&'a str>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/main.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn test(u: i32) -> i32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test2` [INFO] [stdout] --> src/main.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn test2(u: &str) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test3` [INFO] [stdout] --> src/main.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn test3(u: String) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | fn test(u: i32) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/main.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | fn test2(u: &str) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/main.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn test3(u: String) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `headers_and_body` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | headers_and_body: Vec<&'a str>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test` [INFO] [stdout] --> src/main.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn test(u: i32) -> i32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test2` [INFO] [stdout] --> src/main.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn test2(u: &str) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test3` [INFO] [stdout] --> src/main.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn test3(u: String) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.50s [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "01710824c3632c1fe70d8e06b626c0d83307b8ad1e9631d9ddf4b7d5a9bee825", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01710824c3632c1fe70d8e06b626c0d83307b8ad1e9631d9ddf4b7d5a9bee825", kill_on_drop: false }` [INFO] [stdout] 01710824c3632c1fe70d8e06b626c0d83307b8ad1e9631d9ddf4b7d5a9bee825