[INFO] cloning repository https://github.com/ranjeet-floyd/rust-hello-world [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ranjeet-floyd/rust-hello-world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Franjeet-floyd%2Frust-hello-world", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Franjeet-floyd%2Frust-hello-world'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2f67e27926fe185601ff0091a2f7efd35850fa9a [INFO] testing ranjeet-floyd/rust-hello-world against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Franjeet-floyd%2Frust-hello-world" "/workspace/builds/worker-95/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ranjeet-floyd/rust-hello-world on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ranjeet-floyd/rust-hello-world [INFO] finished tweaking git repo https://github.com/ranjeet-floyd/rust-hello-world [INFO] tweaked toml for git repo https://github.com/ranjeet-floyd/rust-hello-world written to /workspace/builds/worker-95/source/Cargo.toml [INFO] crate git repo https://github.com/ranjeet-floyd/rust-hello-world already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2d1cb678abce4e96993a5e6b8ad61cfae7327b5d62e4bbdabc290fbddd7328da [INFO] running `Command { std: "docker" "start" "-a" "2d1cb678abce4e96993a5e6b8ad61cfae7327b5d62e4bbdabc290fbddd7328da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d1cb678abce4e96993a5e6b8ad61cfae7327b5d62e4bbdabc290fbddd7328da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d1cb678abce4e96993a5e6b8ad61cfae7327b5d62e4bbdabc290fbddd7328da", kill_on_drop: false }` [INFO] [stdout] 2d1cb678abce4e96993a5e6b8ad61cfae7327b5d62e4bbdabc290fbddd7328da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a44533fd9de6e4f1c92b9fa2077f4712f1a1f7914e1c8a7a81202bcf44c17e63 [INFO] running `Command { std: "docker" "start" "-a" "a44533fd9de6e4f1c92b9fa2077f4712f1a1f7914e1c8a7a81202bcf44c17e63", kill_on_drop: false }` [INFO] [stderr] Compiling rust-hello-world v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `age` is never read [INFO] [stdout] --> src/file.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut age = 29; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "a44533fd9de6e4f1c92b9fa2077f4712f1a1f7914e1c8a7a81202bcf44c17e63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a44533fd9de6e4f1c92b9fa2077f4712f1a1f7914e1c8a7a81202bcf44c17e63", kill_on_drop: false }` [INFO] [stdout] a44533fd9de6e4f1c92b9fa2077f4712f1a1f7914e1c8a7a81202bcf44c17e63 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f19b0f80220ffa0099b56799d0890cbeb6bb6e3991a394a234d531dfd905dd77 [INFO] running `Command { std: "docker" "start" "-a" "f19b0f80220ffa0099b56799d0890cbeb6bb6e3991a394a234d531dfd905dd77", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rust-hello-world v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `age` is never read [INFO] [stdout] --> src/file.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut age = 29; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.21s [INFO] running `Command { std: "docker" "inspect" "f19b0f80220ffa0099b56799d0890cbeb6bb6e3991a394a234d531dfd905dd77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f19b0f80220ffa0099b56799d0890cbeb6bb6e3991a394a234d531dfd905dd77", kill_on_drop: false }` [INFO] [stdout] f19b0f80220ffa0099b56799d0890cbeb6bb6e3991a394a234d531dfd905dd77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 041bb8086ebc8a3b9318a7b70787f8586c8f79238773a202e7457f93646b3b1f [INFO] running `Command { std: "docker" "start" "-a" "041bb8086ebc8a3b9318a7b70787f8586c8f79238773a202e7457f93646b3b1f", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `age` is never read [INFO] [stderr] --> src/file.rs:5:13 [INFO] [stderr] | [INFO] [stderr] 5 | let mut age = 29; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: `rust-hello-world` (bin "rust-hello-world" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_hello_world-994cd391c83d13f3) [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" "041bb8086ebc8a3b9318a7b70787f8586c8f79238773a202e7457f93646b3b1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "041bb8086ebc8a3b9318a7b70787f8586c8f79238773a202e7457f93646b3b1f", kill_on_drop: false }` [INFO] [stdout] 041bb8086ebc8a3b9318a7b70787f8586c8f79238773a202e7457f93646b3b1f