[INFO] cloning repository https://github.com/hooman734/Rust-Example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hooman734/Rust-Example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooman734%2FRust-Example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooman734%2FRust-Example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 84da29dbbcb4d497d99ad58e79f44d620c1fc3a0 [INFO] testing hooman734/Rust-Example against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooman734%2FRust-Example" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hooman734/Rust-Example 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/hooman734/Rust-Example [INFO] finished tweaking git repo https://github.com/hooman734/Rust-Example [INFO] tweaked toml for git repo https://github.com/hooman734/Rust-Example written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/hooman734/Rust-Example 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 8b5922d8431dadb35c3eb7435828073b8c1fff7e3475dae3a1e41a4d0845e8a0 [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" "8b5922d8431dadb35c3eb7435828073b8c1fff7e3475dae3a1e41a4d0845e8a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b5922d8431dadb35c3eb7435828073b8c1fff7e3475dae3a1e41a4d0845e8a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b5922d8431dadb35c3eb7435828073b8c1fff7e3475dae3a1e41a4d0845e8a0", kill_on_drop: false }` [INFO] [stdout] 8b5922d8431dadb35c3eb7435828073b8c1fff7e3475dae3a1e41a4d0845e8a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] c2011e952c1e9280459d3d1abb718620d874ff3273ee9c3a3248d5b296631681 [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" "c2011e952c1e9280459d3d1abb718620d874ff3273ee9c3a3248d5b296631681", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling hello-world-cargo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/main.rs:117:16 [INFO] [stdout] | [INFO] [stdout] 117 | let (x, y, z, u, v) = tup1; // destructuring the tuple [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/main.rs:117:19 [INFO] [stdout] | [INFO] [stdout] 117 | let (x, y, z, u, v) = tup1; // destructuring the tuple [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/main.rs:117:22 [INFO] [stdout] | [INFO] [stdout] 117 | let (x, y, z, u, v) = tup1; // destructuring the tuple [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.82s [INFO] running `Command { std: "docker" "inspect" "c2011e952c1e9280459d3d1abb718620d874ff3273ee9c3a3248d5b296631681", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2011e952c1e9280459d3d1abb718620d874ff3273ee9c3a3248d5b296631681", kill_on_drop: false }` [INFO] [stdout] c2011e952c1e9280459d3d1abb718620d874ff3273ee9c3a3248d5b296631681 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 80a6916f211a9781aeea06721bb69fda3b74e9564a4301e78b7cff15c8b87b6c [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" "80a6916f211a9781aeea06721bb69fda3b74e9564a4301e78b7cff15c8b87b6c", kill_on_drop: false }` [INFO] [stderr] Compiling hello-world-cargo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/main.rs:117:16 [INFO] [stdout] | [INFO] [stdout] 117 | let (x, y, z, u, v) = tup1; // destructuring the tuple [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/main.rs:117:19 [INFO] [stdout] | [INFO] [stdout] 117 | let (x, y, z, u, v) = tup1; // destructuring the tuple [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/main.rs:117:22 [INFO] [stdout] | [INFO] [stdout] 117 | let (x, y, z, u, v) = tup1; // destructuring the tuple [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.11s [INFO] running `Command { std: "docker" "inspect" "80a6916f211a9781aeea06721bb69fda3b74e9564a4301e78b7cff15c8b87b6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80a6916f211a9781aeea06721bb69fda3b74e9564a4301e78b7cff15c8b87b6c", kill_on_drop: false }` [INFO] [stdout] 80a6916f211a9781aeea06721bb69fda3b74e9564a4301e78b7cff15c8b87b6c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] dbf7c94495dbb92d2c6cca9ce22617a57527bd7f101a60d3f63b3ff165e93b10 [INFO] running `Command { std: "docker" "start" "-a" "dbf7c94495dbb92d2c6cca9ce22617a57527bd7f101a60d3f63b3ff165e93b10", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:117:16 [INFO] [stderr] | [INFO] [stderr] 117 | let (x, y, z, u, v) = tup1; // destructuring the tuple [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `u` [INFO] [stderr] --> src/main.rs:117:19 [INFO] [stderr] | [INFO] [stderr] 117 | let (x, y, z, u, v) = tup1; // destructuring the tuple [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/main.rs:117:22 [INFO] [stderr] | [INFO] [stderr] 117 | let (x, y, z, u, v) = tup1; // destructuring the tuple [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: `hello-world-cargo` (bin "hello-world-cargo" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello_world_cargo-fa35c8daf73093c6) [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" "dbf7c94495dbb92d2c6cca9ce22617a57527bd7f101a60d3f63b3ff165e93b10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbf7c94495dbb92d2c6cca9ce22617a57527bd7f101a60d3f63b3ff165e93b10", kill_on_drop: false }` [INFO] [stdout] dbf7c94495dbb92d2c6cca9ce22617a57527bd7f101a60d3f63b3ff165e93b10