[INFO] cloning repository https://github.com/marius-cristian/load_balancer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marius-cristian/load_balancer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarius-cristian%2Fload_balancer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarius-cristian%2Fload_balancer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd9292b32239f5cc469ca45f4dad550f70240e12 [INFO] testing marius-cristian/load_balancer against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarius-cristian%2Fload_balancer" "/workspace/builds/worker-89/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/marius-cristian/load_balancer on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/marius-cristian/load_balancer [INFO] finished tweaking git repo https://github.com/marius-cristian/load_balancer [INFO] tweaked toml for git repo https://github.com/marius-cristian/load_balancer written to /workspace/builds/worker-89/source/Cargo.toml [INFO] crate git repo https://github.com/marius-cristian/load_balancer already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded hermit-abi v0.1.14 [INFO] [stderr] Downloaded bytes v0.5.5 [INFO] [stderr] Downloaded generator v0.6.21 [INFO] [stderr] Downloaded proc-macro-hack v0.5.16 [INFO] [stderr] Downloaded cc v1.0.55 [INFO] [stderr] Downloaded loom v0.3.4 [INFO] [stderr] Downloaded once_cell v1.4.0 [INFO] [stderr] Downloaded mio-named-pipes v0.1.6 [INFO] [stderr] Downloaded syn v1.0.33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c763bea4b4fa7b5be4a634b45ee6503b4351a4f831ae0ebcb902785d6d7e6d11 [INFO] running `Command { std: "docker" "start" "-a" "c763bea4b4fa7b5be4a634b45ee6503b4351a4f831ae0ebcb902785d6d7e6d11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c763bea4b4fa7b5be4a634b45ee6503b4351a4f831ae0ebcb902785d6d7e6d11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c763bea4b4fa7b5be4a634b45ee6503b4351a4f831ae0ebcb902785d6d7e6d11", kill_on_drop: false }` [INFO] [stdout] c763bea4b4fa7b5be4a634b45ee6503b4351a4f831ae0ebcb902785d6d7e6d11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 910bb0558f3591c9428076490103e890f3200e5e8e96c6fcff84bab4c3cd23cf [INFO] running `Command { std: "docker" "start" "-a" "910bb0558f3591c9428076490103e890f3200e5e8e96c6fcff84bab4c3cd23cf", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling arc-swap v0.4.7 [INFO] [stderr] Compiling bytes v0.5.5 [INFO] [stderr] Compiling pin-project-lite v0.1.7 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling tokio v0.2.21 [INFO] [stderr] Compiling pin-project v0.4.22 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling load_balancer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tokio::sync::mpsc` [INFO] [stdout] --> src/server/load_balancer/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::client::send_work` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::client::send_work; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::prelude::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use tokio::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/server/worker/mod.rs:63:32 [INFO] [stdout] | [INFO] [stdout] 63 | / ... res.clone() [INFO] [stdout] 64 | | ... .send(format!("Worker {} finished.", name)) [INFO] [stdout] 65 | | ... .await; [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: unused `Result` that must be used [INFO] [stdout] --> src/server/worker/mod.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | self.snd.clone().send(res).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 25.94s [INFO] running `Command { std: "docker" "inspect" "910bb0558f3591c9428076490103e890f3200e5e8e96c6fcff84bab4c3cd23cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "910bb0558f3591c9428076490103e890f3200e5e8e96c6fcff84bab4c3cd23cf", kill_on_drop: false }` [INFO] [stdout] 910bb0558f3591c9428076490103e890f3200e5e8e96c6fcff84bab4c3cd23cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2d7ae7bb1bca86512e6cc5e7248cd758184e24f605738c956e1551712b975688 [INFO] running `Command { std: "docker" "start" "-a" "2d7ae7bb1bca86512e6cc5e7248cd758184e24f605738c956e1551712b975688", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling load_balancer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tokio::sync::mpsc` [INFO] [stdout] --> src/server/load_balancer/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::client::send_work` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::client::send_work; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::prelude::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use tokio::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/server/worker/mod.rs:63:32 [INFO] [stdout] | [INFO] [stdout] 63 | / ... res.clone() [INFO] [stdout] 64 | | ... .send(format!("Worker {} finished.", name)) [INFO] [stdout] 65 | | ... .await; [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: unused `Result` that must be used [INFO] [stdout] --> src/server/worker/mod.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | self.snd.clone().send(res).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.61s [INFO] running `Command { std: "docker" "inspect" "2d7ae7bb1bca86512e6cc5e7248cd758184e24f605738c956e1551712b975688", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d7ae7bb1bca86512e6cc5e7248cd758184e24f605738c956e1551712b975688", kill_on_drop: false }` [INFO] [stdout] 2d7ae7bb1bca86512e6cc5e7248cd758184e24f605738c956e1551712b975688 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5926548f768e335626d246378b3e8ea7d329c8517ee2b14c5eb0e0d1a9cc4092 [INFO] running `Command { std: "docker" "start" "-a" "5926548f768e335626d246378b3e8ea7d329c8517ee2b14c5eb0e0d1a9cc4092", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: unused import: `tokio::sync::mpsc` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/server/load_balancer/mod.rs:3:5 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 3 | use tokio::sync::mpsc; [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::client::send_work` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use crate::client::send_work; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::prelude::*` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use tokio::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/server/worker/mod.rs:63:32 [INFO] [stderr] | [INFO] [stderr] 63 | / ... res.clone() [INFO] [stderr] 64 | | ... .send(format!("Worker {} finished.", name)) [INFO] [stderr] 65 | | ... .await; [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 `Result` that must be used [INFO] [stderr] --> src/server/worker/mod.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | self.snd.clone().send(res).await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `load_balancer` (bin "load_balancer" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/load_balancer-82764c827d4108d6) [INFO] running `Command { std: "docker" "inspect" "5926548f768e335626d246378b3e8ea7d329c8517ee2b14c5eb0e0d1a9cc4092", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5926548f768e335626d246378b3e8ea7d329c8517ee2b14c5eb0e0d1a9cc4092", kill_on_drop: false }` [INFO] [stdout] 5926548f768e335626d246378b3e8ea7d329c8517ee2b14c5eb0e0d1a9cc4092