[INFO] updating cached repository https://github.com/DaRavenox/Rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] b4507fe6801b4b1075b3b7d82f4388b34eae37e3 [INFO] testing DaRavenox/Rust against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FDaRavenox%2FRust" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DaRavenox/Rust on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/DaRavenox/Rust [INFO] finished tweaking git repo https://github.com/DaRavenox/Rust [INFO] tweaked toml for git repo https://github.com/DaRavenox/Rust written to work/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/DaRavenox/Rust already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 2d1955919c55fe69e134b2bed33a68a936188d48fa0dfc294dde7c0d1ab6645c [INFO] running `"docker" "start" "-a" "2d1955919c55fe69e134b2bed33a68a936188d48fa0dfc294dde7c0d1ab6645c"` [INFO] [stderr] Compiling hello_rust v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | let mut y: i32 = 12; // mutable, this value CAN be changed; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | let z:i32; //We initialize a variable; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_z` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:66:27 [INFO] [stderr] | [INFO] [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:66:35 [INFO] [stderr] | [INFO] [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_z` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:78:13 [INFO] [stderr] | [INFO] [stderr] 78 | fn diverges(x: i32) -> !{ [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | let mut y: i32 = 12; // mutable, this value CAN be changed; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let mut x = 7; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `diverges` [INFO] [stderr] --> src/main.rs:78:1 [INFO] [stderr] | [INFO] [stderr] 78 | fn diverges(x: i32) -> !{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `testBorrow` should have a snake case name [INFO] [stderr] --> src/main.rs:229:4 [INFO] [stderr] | [INFO] [stderr] 229 | fn testBorrow(v1: &mut Vec, v2: &mut Vec){ [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `test_borrow` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `"docker" "inspect" "2d1955919c55fe69e134b2bed33a68a936188d48fa0dfc294dde7c0d1ab6645c"` [INFO] running `"docker" "rm" "-f" "2d1955919c55fe69e134b2bed33a68a936188d48fa0dfc294dde7c0d1ab6645c"` [INFO] [stdout] 2d1955919c55fe69e134b2bed33a68a936188d48fa0dfc294dde7c0d1ab6645c [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] ea151698fdbf0658a088aafe6fec5ada7f4666694c3f56b7b0a79443bb51640f [INFO] running `"docker" "start" "-a" "ea151698fdbf0658a088aafe6fec5ada7f4666694c3f56b7b0a79443bb51640f"` [INFO] [stderr] Compiling hello_rust v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | let mut y: i32 = 12; // mutable, this value CAN be changed; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | let z:i32; //We initialize a variable; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_z` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:66:27 [INFO] [stderr] | [INFO] [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `z` [INFO] [stderr] --> src/main.rs:66:35 [INFO] [stderr] | [INFO] [stderr] 66 | fn math_with_args(x: i32, y: i32, z: i32) -> i32 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_z` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:78:13 [INFO] [stderr] | [INFO] [stderr] 78 | fn diverges(x: i32) -> !{ [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | let mut y: i32 = 12; // mutable, this value CAN be changed; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let mut x = 7; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `diverges` [INFO] [stderr] --> src/main.rs:78:1 [INFO] [stderr] | [INFO] [stderr] 78 | fn diverges(x: i32) -> !{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `testBorrow` should have a snake case name [INFO] [stderr] --> src/main.rs:229:4 [INFO] [stderr] | [INFO] [stderr] 229 | fn testBorrow(v1: &mut Vec, v2: &mut Vec){ [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `test_borrow` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `"docker" "inspect" "ea151698fdbf0658a088aafe6fec5ada7f4666694c3f56b7b0a79443bb51640f"` [INFO] running `"docker" "rm" "-f" "ea151698fdbf0658a088aafe6fec5ada7f4666694c3f56b7b0a79443bb51640f"` [INFO] [stdout] ea151698fdbf0658a088aafe6fec5ada7f4666694c3f56b7b0a79443bb51640f [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen"` [INFO] [stdout] be0443f08f979ee37cc9e0aa81e14969096585e23a3ff2b70a32e1674d882071 [INFO] running `"docker" "start" "-a" "be0443f08f979ee37cc9e0aa81e14969096585e23a3ff2b70a32e1674d882071"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hello_rust-047838464b2799cf [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" "be0443f08f979ee37cc9e0aa81e14969096585e23a3ff2b70a32e1674d882071"` [INFO] running `"docker" "rm" "-f" "be0443f08f979ee37cc9e0aa81e14969096585e23a3ff2b70a32e1674d882071"` [INFO] [stdout] be0443f08f979ee37cc9e0aa81e14969096585e23a3ff2b70a32e1674d882071