[INFO] cloning repository https://github.com/antifuchs/tmux_min_attacher [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antifuchs/tmux_min_attacher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantifuchs%2Ftmux_min_attacher", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantifuchs%2Ftmux_min_attacher'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 09443de5d0198a530be83c1450040944af7ee90b [INFO] testing antifuchs/tmux_min_attacher against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantifuchs%2Ftmux_min_attacher" "/workspace/builds/worker-47/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-47/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/antifuchs/tmux_min_attacher on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/antifuchs/tmux_min_attacher [INFO] finished tweaking git repo https://github.com/antifuchs/tmux_min_attacher [INFO] tweaked toml for git repo https://github.com/antifuchs/tmux_min_attacher written to /workspace/builds/worker-47/source/Cargo.toml [INFO] crate git repo https://github.com/antifuchs/tmux_min_attacher already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 libc v0.2.46 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 99949fe33f56f1cc59be5429946f2be080e87d1c664325d332c8f5846e5ffd9e [INFO] running `Command { std: "docker" "start" "-a" "99949fe33f56f1cc59be5429946f2be080e87d1c664325d332c8f5846e5ffd9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "99949fe33f56f1cc59be5429946f2be080e87d1c664325d332c8f5846e5ffd9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99949fe33f56f1cc59be5429946f2be080e87d1c664325d332c8f5846e5ffd9e", kill_on_drop: false }` [INFO] [stdout] 99949fe33f56f1cc59be5429946f2be080e87d1c664325d332c8f5846e5ffd9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1b67516c651b77fb608ea2eef682ed3b1c65aab2ac29d96439d6d29a67bd3272 [INFO] running `Command { std: "docker" "start" "-a" "1b67516c651b77fb608ea2eef682ed3b1c65aab2ac29d96439d6d29a67bd3272", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.46 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling tmux_min_attacher v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:47:60 [INFO] [stdout] | [INFO] [stdout] 47 | println!("execvp of {:?} failed: {:?}", program, e.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.68s [INFO] running `Command { std: "docker" "inspect" "1b67516c651b77fb608ea2eef682ed3b1c65aab2ac29d96439d6d29a67bd3272", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b67516c651b77fb608ea2eef682ed3b1c65aab2ac29d96439d6d29a67bd3272", kill_on_drop: false }` [INFO] [stdout] 1b67516c651b77fb608ea2eef682ed3b1c65aab2ac29d96439d6d29a67bd3272 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24650e42922a972dbde873fe911a209823f82c9e4444dfd12190350a2a66fadb [INFO] running `Command { std: "docker" "start" "-a" "24650e42922a972dbde873fe911a209823f82c9e4444dfd12190350a2a66fadb", kill_on_drop: false }` [INFO] [stderr] Compiling tmux_min_attacher v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:47:60 [INFO] [stdout] | [INFO] [stdout] 47 | println!("execvp of {:?} failed: {:?}", program, e.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:108:27 [INFO] [stdout] | [INFO] [stdout] 108 | Some(n) => panic!(format!("Should have returned 11, got {}!", n)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 108 | Some(n) => panic!("Should have returned 11, got {}!", n), [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:116:27 [INFO] [stdout] | [INFO] [stdout] 116 | Some(n) => panic!(format!("Should have returned None, got {}!", n)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 116 | Some(n) => panic!("Should have returned None, got {}!", n), [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:126:27 [INFO] [stdout] | [INFO] [stdout] 126 | Some(n) => panic!(format!("Should have returned None, got {}!", n)), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 126 | Some(n) => panic!("Should have returned None, got {}!", n), [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `Command { std: "docker" "inspect" "24650e42922a972dbde873fe911a209823f82c9e4444dfd12190350a2a66fadb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24650e42922a972dbde873fe911a209823f82c9e4444dfd12190350a2a66fadb", kill_on_drop: false }` [INFO] [stdout] 24650e42922a972dbde873fe911a209823f82c9e4444dfd12190350a2a66fadb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 659ec51dbb20f9f541da99bcdb06d7b095dfad1a9c892fa0ce78745858743ebf [INFO] running `Command { std: "docker" "start" "-a" "659ec51dbb20f9f541da99bcdb06d7b095dfad1a9c892fa0ce78745858743ebf", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:47:60 [INFO] [stderr] | [INFO] [stderr] 47 | println!("execvp of {:?} failed: {:?}", program, e.description()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/main.rs:108:27 [INFO] [stderr] | [INFO] [stderr] 108 | Some(n) => panic!(format!("Should have returned 11, got {}!", n)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 108 | Some(n) => panic!("Should have returned 11, got {}!", n), [INFO] [stderr] | -- -- [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/main.rs:116:27 [INFO] [stderr] | [INFO] [stderr] 116 | Some(n) => panic!(format!("Should have returned None, got {}!", n)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 116 | Some(n) => panic!("Should have returned None, got {}!", n), [INFO] [stderr] | -- -- [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/main.rs:126:27 [INFO] [stderr] | [INFO] [stderr] 126 | Some(n) => panic!(format!("Should have returned None, got {}!", n)), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 126 | Some(n) => panic!("Should have returned None, got {}!", n), [INFO] [stderr] | -- -- [INFO] [stderr] [INFO] [stderr] warning: `tmux_min_attacher` (bin "tmux_min_attacher" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.20s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tmux_min_attacher-b69711bccbed64ef) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_detached_sessions ... ok [INFO] [stdout] test test_session_number_with_attached_session ... ok [INFO] [stdout] test test_session_number_with_numbers ... ok [INFO] [stdout] test test_session_number_with_strings ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "659ec51dbb20f9f541da99bcdb06d7b095dfad1a9c892fa0ce78745858743ebf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "659ec51dbb20f9f541da99bcdb06d7b095dfad1a9c892fa0ce78745858743ebf", kill_on_drop: false }` [INFO] [stdout] 659ec51dbb20f9f541da99bcdb06d7b095dfad1a9c892fa0ce78745858743ebf