[INFO] updating cached repository https://github.com/Leonardofreua/Rust-Basics [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b6c645e16beb992857f7f67705e969bc776e0dd4 [INFO] testing Leonardofreua/Rust-Basics against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonardofreua%2FRust-Basics" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Leonardofreua/Rust-Basics on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Leonardofreua/Rust-Basics [INFO] finished tweaking git repo https://github.com/Leonardofreua/Rust-Basics [INFO] tweaked toml for git repo https://github.com/Leonardofreua/Rust-Basics written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/Leonardofreua/Rust-Basics already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ec144f3b061b792730abe5a50bede694f9ecc76268afb0da01fe68089519bd8b [INFO] running `"docker" "start" "-a" "ec144f3b061b792730abe5a50bede694f9ecc76268afb0da01fe68089519bd8b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling Rust-Basics v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/data_types.rs:25:7 [INFO] [stderr] | [INFO] [stderr] 25 | let x = 1; [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: unused variable: `y` [INFO] [stderr] --> src/data_types.rs:28:7 [INFO] [stderr] | [INFO] [stderr] 28 | let y = 2.5; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/data_types.rs:31:7 [INFO] [stderr] | [INFO] [stderr] 31 | let y: i64 = 8498415898454; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/tuples.rs:19:10 [INFO] [stderr] | [INFO] [stderr] 19 | let (x, y, z) = tup; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/tuples.rs:19:16 [INFO] [stderr] | [INFO] [stderr] 19 | let (x, y, z) = tup; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/arrays.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | let a: [i32; 5] = [1, 2, 3, 4, 5]; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: crate `Rust_Basics` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `rust_basics` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `"docker" "inspect" "ec144f3b061b792730abe5a50bede694f9ecc76268afb0da01fe68089519bd8b"` [INFO] running `"docker" "rm" "-f" "ec144f3b061b792730abe5a50bede694f9ecc76268afb0da01fe68089519bd8b"` [INFO] [stdout] ec144f3b061b792730abe5a50bede694f9ecc76268afb0da01fe68089519bd8b [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 71209f0a7c1d9c33fc6349cc985588cb3120d3c375f9ffc630f813538680357d [INFO] running `"docker" "start" "-a" "71209f0a7c1d9c33fc6349cc985588cb3120d3c375f9ffc630f813538680357d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling Rust-Basics v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/data_types.rs:25:7 [INFO] [stderr] | [INFO] [stderr] 25 | let x = 1; [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: unused variable: `y` [INFO] [stderr] --> src/data_types.rs:28:7 [INFO] [stderr] | [INFO] [stderr] 28 | let y = 2.5; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/data_types.rs:31:7 [INFO] [stderr] | [INFO] [stderr] 31 | let y: i64 = 8498415898454; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/tuples.rs:19:10 [INFO] [stderr] | [INFO] [stderr] 19 | let (x, y, z) = tup; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/tuples.rs:19:16 [INFO] [stderr] | [INFO] [stderr] 19 | let (x, y, z) = tup; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/arrays.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | let a: [i32; 5] = [1, 2, 3, 4, 5]; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: crate `Rust_Basics` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `rust_basics` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `"docker" "inspect" "71209f0a7c1d9c33fc6349cc985588cb3120d3c375f9ffc630f813538680357d"` [INFO] running `"docker" "rm" "-f" "71209f0a7c1d9c33fc6349cc985588cb3120d3c375f9ffc630f813538680357d"` [INFO] [stdout] 71209f0a7c1d9c33fc6349cc985588cb3120d3c375f9ffc630f813538680357d [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 92f7bfb8d1f0ac3b7f778b77ab9c2eb9b88f99ea5c66d2c974547b0cec669ac8 [INFO] running `"docker" "start" "-a" "92f7bfb8d1f0ac3b7f778b77ab9c2eb9b88f99ea5c66d2c974547b0cec669ac8"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/data_types.rs:25:7 [INFO] [stderr] | [INFO] [stderr] 25 | let x = 1; [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: unused variable: `y` [INFO] [stderr] --> src/data_types.rs:28:7 [INFO] [stderr] | [INFO] [stderr] 28 | let y = 2.5; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/data_types.rs:31:7 [INFO] [stderr] | [INFO] [stderr] 31 | let y: i64 = 8498415898454; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/tuples.rs:19:10 [INFO] [stderr] | [INFO] [stderr] 19 | let (x, y, z) = tup; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/tuples.rs:19:16 [INFO] [stderr] | [INFO] [stderr] 19 | let (x, y, z) = tup; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/arrays.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | let a: [i32; 5] = [1, 2, 3, 4, 5]; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: crate `Rust_Basics` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `rust_basics` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/Rust_Basics-350544f9c0a36ec2 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "92f7bfb8d1f0ac3b7f778b77ab9c2eb9b88f99ea5c66d2c974547b0cec669ac8"` [INFO] running `"docker" "rm" "-f" "92f7bfb8d1f0ac3b7f778b77ab9c2eb9b88f99ea5c66d2c974547b0cec669ac8"` [INFO] [stdout] 92f7bfb8d1f0ac3b7f778b77ab9c2eb9b88f99ea5c66d2c974547b0cec669ac8