[INFO] cloning repository https://github.com/irvingwashington/leaky_bucket [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/irvingwashington/leaky_bucket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firvingwashington%2Fleaky_bucket", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firvingwashington%2Fleaky_bucket'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 46239661d6c1a941e1cd08f7b7b4ca93f8e89fd6 [INFO] testing irvingwashington/leaky_bucket against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firvingwashington%2Fleaky_bucket" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/irvingwashington/leaky_bucket on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/irvingwashington/leaky_bucket [INFO] finished tweaking git repo https://github.com/irvingwashington/leaky_bucket [INFO] tweaked toml for git repo https://github.com/irvingwashington/leaky_bucket written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/irvingwashington/leaky_bucket already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 49e1542691aa581f12fc69a116f5f243332843a93909723f405847f576362562 [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" "49e1542691aa581f12fc69a116f5f243332843a93909723f405847f576362562", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "49e1542691aa581f12fc69a116f5f243332843a93909723f405847f576362562", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49e1542691aa581f12fc69a116f5f243332843a93909723f405847f576362562", kill_on_drop: false }` [INFO] [stdout] 49e1542691aa581f12fc69a116f5f243332843a93909723f405847f576362562 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 329e95b6758a475ed65a116084043dbca92271fc8b479e63582eee1b07c42ac6 [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" "329e95b6758a475ed65a116084043dbca92271fc8b479e63582eee1b07c42ac6", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.32 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Compiling syn v0.12.14 [INFO] [stderr] Compiling serde_derive_internals v0.20.1 [INFO] [stderr] Compiling serde_derive v1.0.32 [INFO] [stderr] Compiling bincode v1.0.0 [INFO] [stderr] Compiling leaky_bucket v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hash_storage.rs:35:25 [INFO] [stdout] | [INFO] [stdout] 35 | let mut priority_elements = self.elements.get_mut(&priority).unwrap(); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut stream = stream_result.unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.34s [INFO] running `Command { std: "docker" "inspect" "329e95b6758a475ed65a116084043dbca92271fc8b479e63582eee1b07c42ac6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "329e95b6758a475ed65a116084043dbca92271fc8b479e63582eee1b07c42ac6", kill_on_drop: false }` [INFO] [stdout] 329e95b6758a475ed65a116084043dbca92271fc8b479e63582eee1b07c42ac6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 29783bd7bbc432a999f62b5088395f82aeb5c41a0f5955bb3cd7d7b056188680 [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" "29783bd7bbc432a999f62b5088395f82aeb5c41a0f5955bb3cd7d7b056188680", kill_on_drop: false }` [INFO] [stderr] Compiling leaky_bucket v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hash_storage.rs:35:25 [INFO] [stdout] | [INFO] [stdout] 35 | let mut priority_elements = self.elements.get_mut(&priority).unwrap(); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut stream = stream_result.unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.56s [INFO] running `Command { std: "docker" "inspect" "29783bd7bbc432a999f62b5088395f82aeb5c41a0f5955bb3cd7d7b056188680", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29783bd7bbc432a999f62b5088395f82aeb5c41a0f5955bb3cd7d7b056188680", kill_on_drop: false }` [INFO] [stdout] 29783bd7bbc432a999f62b5088395f82aeb5c41a0f5955bb3cd7d7b056188680 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 90c088e60e6e3357d90a4fc31dcec723357369d979933fa4ccacc78d15f06f38 [INFO] running `Command { std: "docker" "start" "-a" "90c088e60e6e3357d90a4fc31dcec723357369d979933fa4ccacc78d15f06f38", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/hash_storage.rs:35:25 [INFO] [stderr] | [INFO] [stderr] 35 | let mut priority_elements = self.elements.get_mut(&priority).unwrap(); [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:32:13 [INFO] [stderr] | [INFO] [stderr] 32 | let mut stream = stream_result.unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `leaky_bucket` (bin "leaky_bucket" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/leaky_bucket-e2b54fd444ef821b) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test hash_storage::test::it_returns_correct_max_priority ... ok [INFO] [stdout] test hash_storage::test::it_preserves_order_for_the_same_priority ... ok [INFO] [stdout] test hash_storage::test::it_works_for_2_elements ... ok [INFO] [stdout] test hash_storage::test::it_works_for_no_elements ... ok [INFO] [stdout] test hash_storage::test::it_clears ... ok [INFO] [stdout] test hash_storage::test::it_works_for_more_elements ... ok [INFO] [stdout] test hash_storage::test::it_works_for_a_single_element ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "90c088e60e6e3357d90a4fc31dcec723357369d979933fa4ccacc78d15f06f38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90c088e60e6e3357d90a4fc31dcec723357369d979933fa4ccacc78d15f06f38", kill_on_drop: false }` [INFO] [stdout] 90c088e60e6e3357d90a4fc31dcec723357369d979933fa4ccacc78d15f06f38