[INFO] cloning repository https://github.com/jiko21/binary-sampling-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jiko21/binary-sampling-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjiko21%2Fbinary-sampling-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjiko21%2Fbinary-sampling-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f1d4d514a79ab5f7c73de99e5e6ceb20d3185e2e [INFO] testing jiko21/binary-sampling-rust 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%2Fjiko21%2Fbinary-sampling-rust" "/workspace/builds/worker-17/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jiko21/binary-sampling-rust 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/jiko21/binary-sampling-rust [INFO] finished tweaking git repo https://github.com/jiko21/binary-sampling-rust [INFO] tweaked toml for git repo https://github.com/jiko21/binary-sampling-rust written to /workspace/builds/worker-17/source/Cargo.toml [INFO] crate git repo https://github.com/jiko21/binary-sampling-rust 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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 31abf46e35eda77f276c2893c0ec5d8c138c78b6884c84f7a206ba80bb8d508c [INFO] running `Command { std: "docker" "start" "-a" "31abf46e35eda77f276c2893c0ec5d8c138c78b6884c84f7a206ba80bb8d508c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31abf46e35eda77f276c2893c0ec5d8c138c78b6884c84f7a206ba80bb8d508c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31abf46e35eda77f276c2893c0ec5d8c138c78b6884c84f7a206ba80bb8d508c", kill_on_drop: false }` [INFO] [stdout] 31abf46e35eda77f276c2893c0ec5d8c138c78b6884c84f7a206ba80bb8d508c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de77abbe4d17f35e4b53590a350accd905b23d7ebfb0c45f39e63e48e52d0273 [INFO] running `Command { std: "docker" "start" "-a" "de77abbe4d17f35e4b53590a350accd905b23d7ebfb0c45f39e63e48e52d0273", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling binary-sampling v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/main.rs:58:32 [INFO] [stdout] | [INFO] [stdout] 58 | BinaryTree::Node{weight, val, ref left, ref right, .. } => { [INFO] [stdout] | ^^^ help: try ignoring the field: `val: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:119:7 [INFO] [stdout] | [INFO] [stdout] 119 | for i in 0..10000000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let mut target = &root; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.80s [INFO] running `Command { std: "docker" "inspect" "de77abbe4d17f35e4b53590a350accd905b23d7ebfb0c45f39e63e48e52d0273", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de77abbe4d17f35e4b53590a350accd905b23d7ebfb0c45f39e63e48e52d0273", kill_on_drop: false }` [INFO] [stdout] de77abbe4d17f35e4b53590a350accd905b23d7ebfb0c45f39e63e48e52d0273 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] acf0e62f7999a431c16e3aa5376ed1f54deed73a212a4940e53755c74807a58a [INFO] running `Command { std: "docker" "start" "-a" "acf0e62f7999a431c16e3aa5376ed1f54deed73a212a4940e53755c74807a58a", kill_on_drop: false }` [INFO] [stderr] Compiling binary-sampling v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/main.rs:58:32 [INFO] [stdout] | [INFO] [stdout] 58 | BinaryTree::Node{weight, val, ref left, ref right, .. } => { [INFO] [stdout] | ^^^ help: try ignoring the field: `val: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:119:7 [INFO] [stdout] | [INFO] [stdout] 119 | for i in 0..10000000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let mut target = &root; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.35s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/binary_sampling-31e2ff45f9511844) [INFO] running `Command { std: "docker" "inspect" "acf0e62f7999a431c16e3aa5376ed1f54deed73a212a4940e53755c74807a58a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acf0e62f7999a431c16e3aa5376ed1f54deed73a212a4940e53755c74807a58a", kill_on_drop: false }` [INFO] [stdout] acf0e62f7999a431c16e3aa5376ed1f54deed73a212a4940e53755c74807a58a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4706b0e2a597e89c897501b10cee4126bdf3e4e12f44770481c8bc2d71241833 [INFO] running `Command { std: "docker" "start" "-a" "4706b0e2a597e89c897501b10cee4126bdf3e4e12f44770481c8bc2d71241833", 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/main.rs:58:32 [INFO] [stderr] | [INFO] [stderr] 58 | BinaryTree::Node{weight, val, ref left, ref right, .. } => { [INFO] [stderr] | ^^^ help: try ignoring the field: `val: _` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:119:7 [INFO] [stderr] | [INFO] [stderr] 119 | for i in 0..10000000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:120:9 [INFO] [stderr] | [INFO] [stderr] 120 | let mut target = &root; [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: `binary-sampling` (bin "binary-sampling" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.56s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/binary_sampling-31e2ff45f9511844) [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" "4706b0e2a597e89c897501b10cee4126bdf3e4e12f44770481c8bc2d71241833", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4706b0e2a597e89c897501b10cee4126bdf3e4e12f44770481c8bc2d71241833", kill_on_drop: false }` [INFO] [stdout] 4706b0e2a597e89c897501b10cee4126bdf3e4e12f44770481c8bc2d71241833