[INFO] cloning repository https://github.com/timothyb89/metriful [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timothyb89/metriful" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimothyb89%2Fmetriful", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimothyb89%2Fmetriful'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 81800f4e1ad6930b08ddf10c2b5b956745cc8927 [INFO] testing timothyb89/metriful against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimothyb89%2Fmetriful" "/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/timothyb89/metriful on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/timothyb89/metriful [INFO] finished tweaking git repo https://github.com/timothyb89/metriful [INFO] tweaked toml for git repo https://github.com/timothyb89/metriful written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/timothyb89/metriful already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af42736f901c60d291fd60e545f5bca9ea50ef1c5aa48297713d7fcbd8e96dbf [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" "af42736f901c60d291fd60e545f5bca9ea50ef1c5aa48297713d7fcbd8e96dbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af42736f901c60d291fd60e545f5bca9ea50ef1c5aa48297713d7fcbd8e96dbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af42736f901c60d291fd60e545f5bca9ea50ef1c5aa48297713d7fcbd8e96dbf", kill_on_drop: false }` [INFO] [stdout] af42736f901c60d291fd60e545f5bca9ea50ef1c5aa48297713d7fcbd8e96dbf [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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 66ae2232b520d96c5153489b5c5b4f02c00955bb250baff57ff4a17e77c7de61 [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" "66ae2232b520d96c5153489b5c5b4f02c00955bb250baff57ff4a17e77c7de61", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.23 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling rustversion v1.0.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling sysfs_gpio v0.5.4 [INFO] [stderr] Compiling i2cdev v0.4.4 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling err-derive v0.2.4 [INFO] [stderr] Compiling metriful v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] extern crate log; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bytes` [INFO] [stdout] --> src/unit.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | let mut bytes = Bytes::from(device.smbus_read_i2c_block_data(register, 12)?); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/unit.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | let mut bytes = Bytes::from(device.smbus_read_i2c_block_data(register, 12)?); [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 46.39s [INFO] running `Command { std: "docker" "inspect" "66ae2232b520d96c5153489b5c5b4f02c00955bb250baff57ff4a17e77c7de61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66ae2232b520d96c5153489b5c5b4f02c00955bb250baff57ff4a17e77c7de61", kill_on_drop: false }` [INFO] [stdout] 66ae2232b520d96c5153489b5c5b4f02c00955bb250baff57ff4a17e77c7de61 [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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e25d7f827aa112ba5ed6d421b8d927c05cc0482e48a7751f17f6a18dd3df16ab [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" "e25d7f827aa112ba5ed6d421b8d927c05cc0482e48a7751f17f6a18dd3df16ab", kill_on_drop: false }` [INFO] [stderr] Compiling metriful v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] extern crate log; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bytes` [INFO] [stdout] --> src/unit.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | let mut bytes = Bytes::from(device.smbus_read_i2c_block_data(register, 12)?); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/unit.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | let mut bytes = Bytes::from(device.smbus_read_i2c_block_data(register, 12)?); [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] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] extern crate log; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bytes` [INFO] [stdout] --> src/unit.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | let mut bytes = Bytes::from(device.smbus_read_i2c_block_data(register, 12)?); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/unit.rs:156:9 [INFO] [stdout] | [INFO] [stdout] 156 | let mut bytes = Bytes::from(device.smbus_read_i2c_block_data(register, 12)?); [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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.47s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e25d7f827aa112ba5ed6d421b8d927c05cc0482e48a7751f17f6a18dd3df16ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e25d7f827aa112ba5ed6d421b8d927c05cc0482e48a7751f17f6a18dd3df16ab", kill_on_drop: false }` [INFO] [stdout] e25d7f827aa112ba5ed6d421b8d927c05cc0482e48a7751f17f6a18dd3df16ab [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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2daefecfe601cfa3d903531ad500dc09bb3fd6470466153c976a2ccd3b5b083a [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" "2daefecfe601cfa3d903531ad500dc09bb3fd6470466153c976a2ccd3b5b083a", kill_on_drop: false }` [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] extern crate log; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes` [INFO] [stderr] --> src/unit.rs:156:9 [INFO] [stderr] | [INFO] [stderr] 156 | let mut bytes = Bytes::from(device.smbus_read_i2c_block_data(register, 12)?); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/unit.rs:156:9 [INFO] [stderr] | [INFO] [stderr] 156 | let mut bytes = Bytes::from(device.smbus_read_i2c_block_data(register, 12)?); [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] extern crate log; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bytes` [INFO] [stderr] --> src/unit.rs:156:9 [INFO] [stderr] | [INFO] [stderr] 156 | let mut bytes = Bytes::from(device.smbus_read_i2c_block_data(register, 12)?); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/unit.rs:156:9 [INFO] [stderr] | [INFO] [stderr] 156 | let mut bytes = Bytes::from(device.smbus_read_i2c_block_data(register, 12)?); [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.22s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/metriful-aa2c93612e2ff80f [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] [stderr] Doc-tests metriful [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 `Command { std: "docker" "inspect" "2daefecfe601cfa3d903531ad500dc09bb3fd6470466153c976a2ccd3b5b083a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2daefecfe601cfa3d903531ad500dc09bb3fd6470466153c976a2ccd3b5b083a", kill_on_drop: false }` [INFO] [stdout] 2daefecfe601cfa3d903531ad500dc09bb3fd6470466153c976a2ccd3b5b083a