[INFO] cloning repository https://github.com/zhenhuanlee/simple_server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhenhuanlee/simple_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhenhuanlee%2Fsimple_server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhenhuanlee%2Fsimple_server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 20cdf7da76639cd291c2c6a8d9863754973598f4 [INFO] testing zhenhuanlee/simple_server against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhenhuanlee%2Fsimple_server" "/workspace/builds/worker-89/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'... [INFO] [stderr] done. [INFO] [stderr] Updating files: 28% (2/7) Updating files: 42% (3/7) Updating files: 57% (4/7) Updating files: 71% (5/7) Updating files: 85% (6/7) Updating files: 100% (7/7) Updating files: 100% (7/7), done. [INFO] validating manifest of git repo https://github.com/zhenhuanlee/simple_server on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhenhuanlee/simple_server [INFO] finished tweaking git repo https://github.com/zhenhuanlee/simple_server [INFO] tweaked toml for git repo https://github.com/zhenhuanlee/simple_server written to /workspace/builds/worker-89/source/Cargo.toml [INFO] crate git repo https://github.com/zhenhuanlee/simple_server already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac8cb4f911f57dfa9092cd38a1e814490e60ce1a290db544536cd33b7dd728fb [INFO] running `Command { std: "docker" "start" "-a" "ac8cb4f911f57dfa9092cd38a1e814490e60ce1a290db544536cd33b7dd728fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac8cb4f911f57dfa9092cd38a1e814490e60ce1a290db544536cd33b7dd728fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac8cb4f911f57dfa9092cd38a1e814490e60ce1a290db544536cd33b7dd728fb", kill_on_drop: false }` [INFO] [stdout] ac8cb4f911f57dfa9092cd38a1e814490e60ce1a290db544536cd33b7dd728fb [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3dac68d830e86cf9781a67484ac861ead1151acf52201e3ebcc7bd6ead73e41f [INFO] running `Command { std: "docker" "start" "-a" "3dac68d830e86cf9781a67484ac861ead1151acf52201e3ebcc7bd6ead73e41f", kill_on_drop: false }` [INFO] [stderr] Compiling simple_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hello/lib.rs:57:16 [INFO] [stdout] | [INFO] [stdout] 57 | type Job = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 57 - type Job = Box; [INFO] [stdout] 57 + type Job = Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `workers` [INFO] [stdout] --> src/hello/lib.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 8 | workers: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/hello/lib.rs:15:3 [INFO] [stdout] | [INFO] [stdout] 15 | id: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `thread` [INFO] [stdout] --> src/hello/lib.rs:16:3 [INFO] [stdout] | [INFO] [stdout] 16 | thread: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `Command { std: "docker" "inspect" "3dac68d830e86cf9781a67484ac861ead1151acf52201e3ebcc7bd6ead73e41f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3dac68d830e86cf9781a67484ac861ead1151acf52201e3ebcc7bd6ead73e41f", kill_on_drop: false }` [INFO] [stdout] 3dac68d830e86cf9781a67484ac861ead1151acf52201e3ebcc7bd6ead73e41f [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ef303d3a36412802969f7a3f61e89ed74ad3745d3fe91bdf84b0e8918907218 [INFO] running `Command { std: "docker" "start" "-a" "7ef303d3a36412802969f7a3f61e89ed74ad3745d3fe91bdf84b0e8918907218", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hello/lib.rs:57:16 [INFO] [stdout] | [INFO] [stdout] 57 | type Job = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 57 - type Job = Box; [INFO] [stdout] 57 + type Job = Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling simple_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `workers` [INFO] [stdout] --> src/hello/lib.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 8 | workers: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/hello/lib.rs:15:3 [INFO] [stdout] | [INFO] [stdout] 15 | id: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `thread` [INFO] [stdout] --> src/hello/lib.rs:16:3 [INFO] [stdout] | [INFO] [stdout] 16 | thread: thread::JoinHandle<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hello/lib.rs:57:16 [INFO] [stdout] | [INFO] [stdout] 57 | type Job = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 57 - type Job = Box; [INFO] [stdout] 57 + type Job = Box; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `workers` [INFO] [stdout] --> src/hello/lib.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 8 | workers: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/hello/lib.rs:15:3 [INFO] [stdout] | [INFO] [stdout] 15 | id: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `thread` [INFO] [stdout] --> src/hello/lib.rs:16:3 [INFO] [stdout] | [INFO] [stdout] 16 | thread: thread::JoinHandle<()>, [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 2.77s [INFO] running `Command { std: "docker" "inspect" "7ef303d3a36412802969f7a3f61e89ed74ad3745d3fe91bdf84b0e8918907218", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ef303d3a36412802969f7a3f61e89ed74ad3745d3fe91bdf84b0e8918907218", kill_on_drop: false }` [INFO] [stdout] 7ef303d3a36412802969f7a3f61e89ed74ad3745d3fe91bdf84b0e8918907218 [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 870f6b15b52b18efbaef92613bb71a4785dd3feff5900f9d4cfc92d5d7c38f2a [INFO] running `Command { std: "docker" "start" "-a" "870f6b15b52b18efbaef92613bb71a4785dd3feff5900f9d4cfc92d5d7c38f2a", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/hello/lib.rs:57:16 [INFO] [stderr] | [INFO] [stderr] 57 | type Job = Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 57 - type Job = Box; [INFO] [stderr] 57 + type Job = Box; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field is never read: `workers` [INFO] [stderr] --> src/hello/lib.rs:8:3 [INFO] [stderr] | [INFO] [stderr] 8 | workers: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `id` [INFO] [stderr] --> src/hello/lib.rs:15:3 [INFO] [stderr] | [INFO] [stderr] 15 | id: usize, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `thread` [INFO] [stderr] --> src/hello/lib.rs:16:3 [INFO] [stderr] | [INFO] [stderr] 16 | thread: thread::JoinHandle<()>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `simple_server` (lib) generated 4 warnings [INFO] [stderr] warning: `simple_server` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello-8f83e6f10c826e9d) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/simple_server-51055d74b932e9c7) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests hello [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "870f6b15b52b18efbaef92613bb71a4785dd3feff5900f9d4cfc92d5d7c38f2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "870f6b15b52b18efbaef92613bb71a4785dd3feff5900f9d4cfc92d5d7c38f2a", kill_on_drop: false }` [INFO] [stdout] 870f6b15b52b18efbaef92613bb71a4785dd3feff5900f9d4cfc92d5d7c38f2a