[INFO] fetching crate led_bargraph 0.2.1... [INFO] testing led_bargraph-0.2.1 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate led_bargraph 0.2.1 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate led_bargraph 0.2.1 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate led_bargraph 0.2.1 [INFO] finished tweaking crates.io crate led_bargraph 0.2.1 [INFO] tweaked toml for crates.io crate led_bargraph 0.2.1 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nb v1.0.0 [INFO] [stderr] Downloaded nb v0.1.3 [INFO] [stderr] Downloaded embedded-hal v0.2.4 [INFO] [stderr] Downloaded docopt v1.1.0 [INFO] [stderr] Downloaded sysfs_gpio v0.5.4 [INFO] [stderr] Downloaded spidev v0.3.0 [INFO] [stderr] Downloaded linux-embedded-hal v0.2.2 [INFO] [stderr] Downloaded nix v0.6.0 [INFO] [stderr] Downloaded ht16k33 v0.3.0 [INFO] [stderr] Downloaded i2cdev v0.4.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] f09af30576b9b93b02d038930308437ca0f0fe86267e1747a5e92491c7209090 [INFO] running `Command { std: "docker" "start" "-a" "f09af30576b9b93b02d038930308437ca0f0fe86267e1747a5e92491c7209090", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f09af30576b9b93b02d038930308437ca0f0fe86267e1747a5e92491c7209090", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f09af30576b9b93b02d038930308437ca0f0fe86267e1747a5e92491c7209090", kill_on_drop: false }` [INFO] [stdout] f09af30576b9b93b02d038930308437ca0f0fe86267e1747a5e92491c7209090 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aaf0c56cf4969cee086a089cc7965783954a97394dd094f1028cb56ffc034ff6 [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" "aaf0c56cf4969cee086a089cc7965783954a97394dd094f1028cb56ffc034ff6", kill_on_drop: false }` [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling bitflags v0.3.3 [INFO] [stderr] Compiling take_mut v0.2.2 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Compiling embedded-hal v0.2.4 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling sysfs_gpio v0.5.4 [INFO] [stderr] Compiling i2cdev v0.4.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling term v0.6.1 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling slog-scope v4.3.0 [INFO] [stderr] Compiling slog-async v2.5.0 [INFO] [stderr] Compiling slog-stdlog v3.0.5 [INFO] [stderr] Compiling ht16k33 v0.3.0 [INFO] [stderr] Compiling slog-term v2.6.0 [INFO] [stderr] Compiling spidev v0.3.0 [INFO] [stderr] Compiling linux-embedded-hal v0.2.2 [INFO] [stderr] Compiling led_bargraph v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:477:17 [INFO] [stdout] | [INFO] [stdout] 477 | let mut color = match led { [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.71s [INFO] running `Command { std: "docker" "inspect" "aaf0c56cf4969cee086a089cc7965783954a97394dd094f1028cb56ffc034ff6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aaf0c56cf4969cee086a089cc7965783954a97394dd094f1028cb56ffc034ff6", kill_on_drop: false }` [INFO] [stdout] aaf0c56cf4969cee086a089cc7965783954a97394dd094f1028cb56ffc034ff6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bb263f06ab7b496cb54b889444918ec190c241d7665fdebbda5626770da83395 [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" "bb263f06ab7b496cb54b889444918ec190c241d7665fdebbda5626770da83395", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling led_bargraph v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:477:17 [INFO] [stdout] | [INFO] [stdout] 477 | let mut color = match led { [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:477:17 [INFO] [stdout] | [INFO] [stdout] 477 | let mut color = match led { [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.46s [INFO] running `Command { std: "docker" "inspect" "bb263f06ab7b496cb54b889444918ec190c241d7665fdebbda5626770da83395", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb263f06ab7b496cb54b889444918ec190c241d7665fdebbda5626770da83395", kill_on_drop: false }` [INFO] [stdout] bb263f06ab7b496cb54b889444918ec190c241d7665fdebbda5626770da83395 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f7b7630f43fe0bb01cdf529adf610f73735da02dff53c85a9a132bc1b28837c9 [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" "f7b7630f43fe0bb01cdf529adf610f73735da02dff53c85a9a132bc1b28837c9", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:477:17 [INFO] [stderr] | [INFO] [stderr] 477 | let mut color = match led { [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:477:17 [INFO] [stderr] | [INFO] [stderr] 477 | let mut color = match led { [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/led_bargraph-8b358b94fd7110b0 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/led_bargraph-db9b3c4148898d86 [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::set_blink ... ok [INFO] [stdout] test tests::update ... ok [INFO] [stdout] test tests::initialize ... ok [INFO] [stdout] test tests::new ... ok [INFO] [stdout] test tests::clear ... ok [INFO] [stdout] test tests::show ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests led_bargraph [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] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - Bargraph::new (line 66) ... ok [INFO] [stdout] test src/lib.rs - Bargraph::set_blink (line 230) ... ok [INFO] [stdout] test src/lib.rs - Bargraph::update (line 176) ... ok [INFO] [stdout] test src/lib.rs - Bargraph::initialize (line 110) ... ok [INFO] [stdout] test src/lib.rs - Bargraph::show (line 259) ... ok [INFO] [stdout] test src/lib.rs - Bargraph::clear (line 138) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.54s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f7b7630f43fe0bb01cdf529adf610f73735da02dff53c85a9a132bc1b28837c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7b7630f43fe0bb01cdf529adf610f73735da02dff53c85a9a132bc1b28837c9", kill_on_drop: false }` [INFO] [stdout] f7b7630f43fe0bb01cdf529adf610f73735da02dff53c85a9a132bc1b28837c9