[INFO] cloning repository https://github.com/nbigaouette/cucumber-rust-test-async-pr-32 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nbigaouette/cucumber-rust-test-async-pr-32" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnbigaouette%2Fcucumber-rust-test-async-pr-32", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnbigaouette%2Fcucumber-rust-test-async-pr-32'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8e0379f086537fa6fb1ed9b23e4d980e45ab4e39 [INFO] checking nbigaouette/cucumber-rust-test-async-pr-32 against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnbigaouette%2Fcucumber-rust-test-async-pr-32" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nbigaouette/cucumber-rust-test-async-pr-32 on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nbigaouette/cucumber-rust-test-async-pr-32 [INFO] finished tweaking git repo https://github.com/nbigaouette/cucumber-rust-test-async-pr-32 [INFO] tweaked toml for git repo https://github.com/nbigaouette/cucumber-rust-test-async-pr-32 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/nbigaouette/cucumber-rust-test-async-pr-32 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 43498e145b392db416d4d28b11f55bd01a1a0e1db7a9c5f80d4b60b650e7d063 [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" "43498e145b392db416d4d28b11f55bd01a1a0e1db7a9c5f80d4b60b650e7d063", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "43498e145b392db416d4d28b11f55bd01a1a0e1db7a9c5f80d4b60b650e7d063", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43498e145b392db416d4d28b11f55bd01a1a0e1db7a9c5f80d4b60b650e7d063", kill_on_drop: false }` [INFO] [stdout] 43498e145b392db416d4d28b11f55bd01a1a0e1db7a9c5f80d4b60b650e7d063 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 42a854e638de6f7bab36f8d6cf3f4236a93a8863dc9e1b581f03b6add21f95fb [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" "42a854e638de6f7bab36f8d6cf3f4236a93a8863dc9e1b581f03b6add21f95fb", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.21 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro-nested v0.1.4 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.15 [INFO] [stderr] Checking once_cell v1.3.1 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Checking pin-project-lite v0.1.5 [INFO] [stderr] Checking pathdiff v0.1.0 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Checking term_size v0.3.2 [INFO] [stderr] Checking terminal_size v0.1.12 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking shh v1.0.1 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking globset v0.4.5 [INFO] [stderr] Checking console v0.11.2 [INFO] [stderr] Checking ignore v0.4.15 [INFO] [stderr] Checking indicatif v0.13.0 [INFO] [stderr] Checking globwalk v0.7.3 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling pin-project-internal v0.4.16 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling cute_custom_default v2.1.0 [INFO] [stderr] Compiling async-trait v0.1.31 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Checking tokio v0.2.21 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling derive_builder_core v0.9.0 [INFO] [stderr] Checking pin-project v0.4.16 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking gherkin_rust v0.7.0 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking cucumber_rust v0.6.4 (https://github.com/bbqsrc/cucumber-rust.git?rev=9c2af38#9c2af387) [INFO] [stderr] Checking cucumber-async-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `world` [INFO] [stdout] --> src/main.rs:64:21 [INFO] [stdout] | [INFO] [stdout] 64 | let world = world; // world is owned now [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_world` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `world` [INFO] [stdout] --> src/main.rs:100:21 [INFO] [stdout] | [INFO] [stdout] 100 | let mut world = world.write().unwrap(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_world` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `world` [INFO] [stdout] --> src/main.rs:64:21 [INFO] [stdout] | [INFO] [stdout] 64 | let world = world; // world is owned now [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_world` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `world` [INFO] [stdout] --> src/main.rs:100:21 [INFO] [stdout] | [INFO] [stdout] 100 | let mut world = world.write().unwrap(); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_world` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let mut world = world.write().unwrap(); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | let mut world = world.write().unwrap(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:94:21 [INFO] [stdout] | [INFO] [stdout] 94 | let mut world = world.write().unwrap(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:100:21 [INFO] [stdout] | [INFO] [stdout] 100 | let mut world = world.write().unwrap(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `test_async_fn` [INFO] [stdout] --> src/main.rs:34:14 [INFO] [stdout] | [INFO] [stdout] 34 | async fn test_async_fn(&mut self) /*-> Result<()>*/ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let mut world = world.write().unwrap(); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | let mut world = world.write().unwrap(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:94:21 [INFO] [stdout] | [INFO] [stdout] 94 | let mut world = world.write().unwrap(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:100:21 [INFO] [stdout] | [INFO] [stdout] 100 | let mut world = world.write().unwrap(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `test_async_fn` [INFO] [stdout] --> src/main.rs:34:14 [INFO] [stdout] | [INFO] [stdout] 34 | async fn test_async_fn(&mut self) /*-> Result<()>*/ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 02s [INFO] running `Command { std: "docker" "inspect" "42a854e638de6f7bab36f8d6cf3f4236a93a8863dc9e1b581f03b6add21f95fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42a854e638de6f7bab36f8d6cf3f4236a93a8863dc9e1b581f03b6add21f95fb", kill_on_drop: false }` [INFO] [stdout] 42a854e638de6f7bab36f8d6cf3f4236a93a8863dc9e1b581f03b6add21f95fb