[INFO] cloning repository https://github.com/sankar-boro/lovegood [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sankar-boro/lovegood" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsankar-boro%2Flovegood", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsankar-boro%2Flovegood'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 87b3033a5f44b5e75a6e01893a03baae6a4849aa [INFO] testing sankar-boro/lovegood against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsankar-boro%2Flovegood" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sankar-boro/lovegood on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sankar-boro/lovegood [INFO] finished tweaking git repo https://github.com/sankar-boro/lovegood [INFO] tweaked toml for git repo https://github.com/sankar-boro/lovegood written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/sankar-boro/lovegood already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: workspaces [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b218e9439bc3eaee9da9627cc4e4c30b794190328b82625241f0604940e8cc0e [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" "b218e9439bc3eaee9da9627cc4e4c30b794190328b82625241f0604940e8cc0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b218e9439bc3eaee9da9627cc4e4c30b794190328b82625241f0604940e8cc0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b218e9439bc3eaee9da9627cc4e4c30b794190328b82625241f0604940e8cc0e", kill_on_drop: false }` [INFO] [stdout] b218e9439bc3eaee9da9627cc4e4c30b794190328b82625241f0604940e8cc0e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24f0ec395b32bc6ffa81fe1426ea9c2c10a06e712012c5521bfc711cea62cad2 [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" "24f0ec395b32bc6ffa81fe1426ea9c2c10a06e712012c5521bfc711cea62cad2", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: workspaces [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling libc v0.2.104 [INFO] [stderr] Compiling fastrand v1.5.0 [INFO] [stderr] Compiling learn_macros v0.1.0 (/opt/rustwide/workdir/learn_macros) [INFO] [stderr] Compiling learn_threads v0.1.0 (/opt/rustwide/workdir/learn_threads) [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stdout] warning: unused macro definition: `thread_local` [INFO] [stdout] --> learn_macros/src/lib.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 19 | macro_rules! thread_local { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling futures-lite v1.12.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling socket2 v0.4.2 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling async-executor v1.4.1 [INFO] [stderr] Compiling blocking v1.0.2 [INFO] [stderr] Compiling ctor v0.1.21 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.7 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling polling v2.1.0 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling async-io v1.6.0 [INFO] [stderr] Compiling async-global-executor v2.0.2 [INFO] [stderr] Compiling async-std v1.10.0 [INFO] [stderr] Compiling lovegood v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let x = String::from("sankar boro"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `do_something` [INFO] [stdout] --> src/lib.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn do_something() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 50.56s [INFO] running `Command { std: "docker" "inspect" "24f0ec395b32bc6ffa81fe1426ea9c2c10a06e712012c5521bfc711cea62cad2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24f0ec395b32bc6ffa81fe1426ea9c2c10a06e712012c5521bfc711cea62cad2", kill_on_drop: false }` [INFO] [stdout] 24f0ec395b32bc6ffa81fe1426ea9c2c10a06e712012c5521bfc711cea62cad2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6667348cf62d2d44a12973adeade9ef6d3121deb854facc21eee4f6a66375031 [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" "6667348cf62d2d44a12973adeade9ef6d3121deb854facc21eee4f6a66375031", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: workspaces [INFO] [stdout] warning: unused macro definition: `thread_local` [INFO] [stdout] --> learn_macros/src/lib.rs:19:14 [INFO] [stdout] | [INFO] [stdout] 19 | macro_rules! thread_local { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lovegood v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let x = String::from("sankar boro"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `do_something` [INFO] [stdout] --> src/lib.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn do_something() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let x = String::from("sankar boro"); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `do_something` [INFO] [stdout] --> src/lib.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn do_something() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.02s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/lovegood-dbe6a9f181cff6c8) [INFO] [stderr] Executable unittests learn_threads/src/bin/main.rs (/opt/rustwide/target/debug/deps/lt-7c7063bdc9b93a51) [INFO] [stderr] Executable unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-554b3b2cd2132ed1) [INFO] running `Command { std: "docker" "inspect" "6667348cf62d2d44a12973adeade9ef6d3121deb854facc21eee4f6a66375031", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6667348cf62d2d44a12973adeade9ef6d3121deb854facc21eee4f6a66375031", kill_on_drop: false }` [INFO] [stdout] 6667348cf62d2d44a12973adeade9ef6d3121deb854facc21eee4f6a66375031 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4b7e88e4749e9c98d0d82b78ecbe4c0cc569767fb93666c6134c5fc6a1e3c8a4 [INFO] running `Command { std: "docker" "start" "-a" "4b7e88e4749e9c98d0d82b78ecbe4c0cc569767fb93666c6134c5fc6a1e3c8a4", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: workspaces [INFO] [stderr] warning: unused macro definition: `thread_local` [INFO] [stderr] --> learn_macros/src/lib.rs:19:14 [INFO] [stderr] | [INFO] [stderr] 19 | macro_rules! thread_local { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_macros)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `learn_macros` (lib) generated 1 warning [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/lib.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let x = String::from("sankar boro"); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `do_something` [INFO] [stderr] --> src/lib.rs:5:4 [INFO] [stderr] | [INFO] [stderr] 5 | fn do_something() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `lovegood` (lib) generated 2 warnings [INFO] [stderr] warning: `lovegood` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lovegood-dbe6a9f181cff6c8) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stderr] Running unittests learn_threads/src/bin/main.rs (/opt/rustwide/target/debug/deps/lt-7c7063bdc9b93a51) [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] Running unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-554b3b2cd2132ed1) [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" "4b7e88e4749e9c98d0d82b78ecbe4c0cc569767fb93666c6134c5fc6a1e3c8a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b7e88e4749e9c98d0d82b78ecbe4c0cc569767fb93666c6134c5fc6a1e3c8a4", kill_on_drop: false }` [INFO] [stdout] 4b7e88e4749e9c98d0d82b78ecbe4c0cc569767fb93666c6134c5fc6a1e3c8a4