[INFO] cloning repository https://github.com/JanLikar/zeromq_master_failover [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JanLikar/zeromq_master_failover" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanLikar%2Fzeromq_master_failover", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanLikar%2Fzeromq_master_failover'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 81c09abfc9d8332f61ed7d71f409f2174cb34d49 [INFO] testing JanLikar/zeromq_master_failover against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanLikar%2Fzeromq_master_failover" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JanLikar/zeromq_master_failover on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JanLikar/zeromq_master_failover [INFO] finished tweaking git repo https://github.com/JanLikar/zeromq_master_failover [INFO] tweaked toml for git repo https://github.com/JanLikar/zeromq_master_failover written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/JanLikar/zeromq_master_failover already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: bin.0.src [INFO] [stderr] warning: unused manifest key: bin.1.src [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dialoguer v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1f3c3de43f476d5a500707fd98efad8ab595e4a5d39853a17910447141253f65 [INFO] running `Command { std: "docker" "start" "-a" "1f3c3de43f476d5a500707fd98efad8ab595e4a5d39853a17910447141253f65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f3c3de43f476d5a500707fd98efad8ab595e4a5d39853a17910447141253f65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f3c3de43f476d5a500707fd98efad8ab595e4a5d39853a17910447141253f65", kill_on_drop: false }` [INFO] [stdout] 1f3c3de43f476d5a500707fd98efad8ab595e4a5d39853a17910447141253f65 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e42b455efef97bb0c4c6de33eb7e2aaa2f1da3bc9f69f8b7b3092c85e80885bb [INFO] running `Command { std: "docker" "start" "-a" "e42b455efef97bb0c4c6de33eb7e2aaa2f1da3bc9f69f8b7b3092c85e80885bb", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: bin.0.src [INFO] [stderr] warning: unused manifest key: bin.1.src [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling toml v0.2.1 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling regex-syntax v0.6.13 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling zmq v0.9.2 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling metadeps v1.1.2 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling zmq-sys v0.11.0 [INFO] [stderr] Compiling clicolors-control v1.0.1 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling chrono v0.4.10 [INFO] [stderr] Compiling regex v1.3.3 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling console v0.9.2 [INFO] [stderr] Compiling dialoguer v0.5.0 [INFO] [stderr] Compiling zeromq_master_failover v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/bin/client.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `store` [INFO] [stdout] --> src/bin/client.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | let mut store: String = "Initial".to_string(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_store` [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/bin/client.rs:10:6 [INFO] [stdout] | [INFO] [stdout] 10 | let mut store: String = "Initial".to_string(); [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: constant is never used: `NOT_MASTER` [INFO] [stdout] --> src/bin/client.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | const NOT_MASTER: u8 = 5; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/client.rs:20:2 [INFO] [stdout] | [INFO] [stdout] 20 | socket1.connect(&format!("tcp://localhost:{}", &port1)); [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/bin/client.rs:25:2 [INFO] [stdout] | [INFO] [stdout] 25 | socket2.connect(&format!("tcp://localhost:{}", &port2)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.45s [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e42b455efef97bb0c4c6de33eb7e2aaa2f1da3bc9f69f8b7b3092c85e80885bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e42b455efef97bb0c4c6de33eb7e2aaa2f1da3bc9f69f8b7b3092c85e80885bb", kill_on_drop: false }` [INFO] [stdout] e42b455efef97bb0c4c6de33eb7e2aaa2f1da3bc9f69f8b7b3092c85e80885bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2d2ace8767078f9558d902b1df13bf3ab2a05bce4252ff3d6851ec8443aaa958 [INFO] running `Command { std: "docker" "start" "-a" "2d2ace8767078f9558d902b1df13bf3ab2a05bce4252ff3d6851ec8443aaa958", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: bin.0.src [INFO] [stderr] warning: unused manifest key: bin.1.src [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling zeromq_master_failover v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/bin/client.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `store` [INFO] [stdout] --> src/bin/client.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | let mut store: String = "Initial".to_string(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_store` [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/bin/client.rs:10:6 [INFO] [stdout] | [INFO] [stdout] 10 | let mut store: String = "Initial".to_string(); [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: constant is never used: `NOT_MASTER` [INFO] [stdout] --> src/bin/client.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | const NOT_MASTER: u8 = 5; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/client.rs:20:2 [INFO] [stdout] | [INFO] [stdout] 20 | socket1.connect(&format!("tcp://localhost:{}", &port1)); [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/bin/client.rs:25:2 [INFO] [stdout] | [INFO] [stdout] 25 | socket2.connect(&format!("tcp://localhost:{}", &port2)); [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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "2d2ace8767078f9558d902b1df13bf3ab2a05bce4252ff3d6851ec8443aaa958", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d2ace8767078f9558d902b1df13bf3ab2a05bce4252ff3d6851ec8443aaa958", kill_on_drop: false }` [INFO] [stdout] 2d2ace8767078f9558d902b1df13bf3ab2a05bce4252ff3d6851ec8443aaa958 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 75b8611829177276bbd6cf1c353c3e01fc5a44ab0c91057d8a70a87b71ccca31 [INFO] running `Command { std: "docker" "start" "-a" "75b8611829177276bbd6cf1c353c3e01fc5a44ab0c91057d8a70a87b71ccca31", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: bin.0.src [INFO] [stderr] warning: unused manifest key: bin.1.src [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/bin/client.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `store` [INFO] [stderr] --> src/bin/client.rs:10:10 [INFO] [stderr] | [INFO] [stderr] 10 | let mut store: String = "Initial".to_string(); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_store` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/client.rs:10:6 [INFO] [stderr] | [INFO] [stderr] 10 | let mut store: String = "Initial".to_string(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `NOT_MASTER` [INFO] [stderr] --> src/bin/client.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | const NOT_MASTER: u8 = 5; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/bin/client.rs:20:2 [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] 20 | socket1.connect(&format!("tcp://localhost:{}", &port1)); [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] running 0 tests [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/bin/client.rs:25:2 [INFO] [stderr] | [INFO] [stderr] 25 | socket2.connect(&format!("tcp://localhost:{}", &port2)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `zeromq_master_failover` (bin "client" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/client-328b9505541558e5) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/zeromq_master_failover-b23e155754ce70f0) [INFO] running `Command { std: "docker" "inspect" "75b8611829177276bbd6cf1c353c3e01fc5a44ab0c91057d8a70a87b71ccca31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75b8611829177276bbd6cf1c353c3e01fc5a44ab0c91057d8a70a87b71ccca31", kill_on_drop: false }` [INFO] [stdout] 75b8611829177276bbd6cf1c353c3e01fc5a44ab0c91057d8a70a87b71ccca31