[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 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firvingwashington%2Fleaky_bucket" "/workspace/builds/worker-63/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-63/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/irvingwashington/leaky_bucket 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/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-63/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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", 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] Downloading crates ... [INFO] [stderr] Downloaded bincode v1.0.0 [INFO] [stderr] Downloaded serde v1.0.32 [INFO] [stderr] Downloaded syn v0.12.14 [INFO] [stderr] Downloaded serde_derive v1.0.32 [INFO] [stderr] Downloaded serde_derive_internals v0.20.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] f1035e507852abee1bd2bd4bf73dad29cddb786e134b089f0df3dfd7af8dbeb0 [INFO] running `Command { std: "docker" "start" "-a" "f1035e507852abee1bd2bd4bf73dad29cddb786e134b089f0df3dfd7af8dbeb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1035e507852abee1bd2bd4bf73dad29cddb786e134b089f0df3dfd7af8dbeb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1035e507852abee1bd2bd4bf73dad29cddb786e134b089f0df3dfd7af8dbeb0", kill_on_drop: false }` [INFO] [stdout] f1035e507852abee1bd2bd4bf73dad29cddb786e134b089f0df3dfd7af8dbeb0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] f111f61f7ce3a57371e54a8e3ed7362a738926dcec421cb451f5281b6cb4e85a [INFO] running `Command { std: "docker" "start" "-a" "f111f61f7ce3a57371e54a8e3ed7362a738926dcec421cb451f5281b6cb4e85a", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling serde v1.0.32 [INFO] [stderr] Compiling byteorder v1.2.1 [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 bincode v1.0.0 [INFO] [stderr] Compiling serde_derive_internals v0.20.1 [INFO] [stderr] Compiling serde_derive v1.0.32 [INFO] [stderr] Compiling leaky_bucket v0.1.0 (/opt/rustwide/workdir) [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] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [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] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 29.28s [INFO] running `Command { std: "docker" "inspect" "f111f61f7ce3a57371e54a8e3ed7362a738926dcec421cb451f5281b6cb4e85a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f111f61f7ce3a57371e54a8e3ed7362a738926dcec421cb451f5281b6cb4e85a", kill_on_drop: false }` [INFO] [stdout] f111f61f7ce3a57371e54a8e3ed7362a738926dcec421cb451f5281b6cb4e85a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] 9780e6dcae09a3263f383b139ba3a6a2b4cc9f579799ef8a41a8042321744b6d [INFO] running `Command { std: "docker" "start" "-a" "9780e6dcae09a3263f383b139ba3a6a2b4cc9f579799ef8a41a8042321744b6d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling leaky_bucket v0.1.0 (/opt/rustwide/workdir) [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] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [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] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.68s [INFO] running `Command { std: "docker" "inspect" "9780e6dcae09a3263f383b139ba3a6a2b4cc9f579799ef8a41a8042321744b6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9780e6dcae09a3263f383b139ba3a6a2b4cc9f579799ef8a41a8042321744b6d", kill_on_drop: false }` [INFO] [stdout] 9780e6dcae09a3263f383b139ba3a6a2b4cc9f579799ef8a41a8042321744b6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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] [stdout] df3bc48f57379e63f31eb39cdc3b4d6e3d1b058ae9eba8f8005c1f96b2d94a94 [INFO] running `Command { std: "docker" "start" "-a" "df3bc48f57379e63f31eb39cdc3b4d6e3d1b058ae9eba8f8005c1f96b2d94a94", kill_on_drop: false }` [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] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [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] warning: `leaky_bucket` (bin "leaky_bucket" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/leaky_bucket-8c7206df32ae9658) [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_works_for_more_elements ... 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_clears ... ok [INFO] [stdout] test hash_storage::test::it_works_for_a_single_element ... ok [INFO] [stdout] test hash_storage::test::it_works_for_no_elements ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "df3bc48f57379e63f31eb39cdc3b4d6e3d1b058ae9eba8f8005c1f96b2d94a94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df3bc48f57379e63f31eb39cdc3b4d6e3d1b058ae9eba8f8005c1f96b2d94a94", kill_on_drop: false }` [INFO] [stdout] df3bc48f57379e63f31eb39cdc3b4d6e3d1b058ae9eba8f8005c1f96b2d94a94