[INFO] cloning repository https://github.com/mvanotti/hwp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mvanotti/hwp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvanotti%2Fhwp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvanotti%2Fhwp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d07109c8eb6a5b0dfda357d691007fef4391943
[INFO] testing mvanotti/hwp against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvanotti%2Fhwp" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mvanotti/hwp on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mvanotti/hwp
[INFO] finished tweaking git repo https://github.com/mvanotti/hwp
[INFO] tweaked toml for git repo https://github.com/mvanotti/hwp written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mvanotti/hwp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a6e6257fa87a4e8bf185bf3cf97f4fd0ebda2c0be1ea35f03c0f97b36f896d8
[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" "4a6e6257fa87a4e8bf185bf3cf97f4fd0ebda2c0be1ea35f03c0f97b36f896d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a6e6257fa87a4e8bf185bf3cf97f4fd0ebda2c0be1ea35f03c0f97b36f896d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a6e6257fa87a4e8bf185bf3cf97f4fd0ebda2c0be1ea35f03c0f97b36f896d8", kill_on_drop: false }`
[INFO] [stdout] 4a6e6257fa87a4e8bf185bf3cf97f4fd0ebda2c0be1ea35f03c0f97b36f896d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5743e63f74a7948e299c0bd453649b9d0e00e363f34ca65bb5f5531d2eb6c6da
[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" "5743e63f74a7948e299c0bd453649b9d0e00e363f34ca65bb5f5531d2eb6c6da", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling nix v0.21.0
[INFO] [stderr]    Compiling hwp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `hwp_req`
[INFO] [stdout]    --> src/main.rs:640:13
[INFO] [stdout]     |
[INFO] [stdout] 640 |         let hwp_req = msrs::IA32HWPRequest {
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hwp_req`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_msr`
[INFO] [stdout]    --> src/main.rs:401:4
[INFO] [stdout]     |
[INFO] [stdout] 401 | fn write_msr(cpu: usize, msr: i64, val: u64) -> Result<(), nix::Error> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.99s
[INFO] running `Command { std: "docker" "inspect" "5743e63f74a7948e299c0bd453649b9d0e00e363f34ca65bb5f5531d2eb6c6da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5743e63f74a7948e299c0bd453649b9d0e00e363f34ca65bb5f5531d2eb6c6da", kill_on_drop: false }`
[INFO] [stdout] 5743e63f74a7948e299c0bd453649b9d0e00e363f34ca65bb5f5531d2eb6c6da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a9e1e5be1d9d71ab439a0e93e8ae0dd36b24bc341f91e186658c3f565e477c2
[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" "9a9e1e5be1d9d71ab439a0e93e8ae0dd36b24bc341f91e186658c3f565e477c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling hwp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `hwp_req`
[INFO] [stdout]    --> src/main.rs:640:13
[INFO] [stdout]     |
[INFO] [stdout] 640 |         let hwp_req = msrs::IA32HWPRequest {
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hwp_req`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write_msr`
[INFO] [stdout]    --> src/main.rs:401:4
[INFO] [stdout]     |
[INFO] [stdout] 401 | fn write_msr(cpu: usize, msr: i64, val: u64) -> Result<(), nix::Error> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "9a9e1e5be1d9d71ab439a0e93e8ae0dd36b24bc341f91e186658c3f565e477c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a9e1e5be1d9d71ab439a0e93e8ae0dd36b24bc341f91e186658c3f565e477c2", kill_on_drop: false }`
[INFO] [stdout] 9a9e1e5be1d9d71ab439a0e93e8ae0dd36b24bc341f91e186658c3f565e477c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b3286568341aa8708d0ad084d017a223e7442226713048eb6625aa98f25cf3d
[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" "5b3286568341aa8708d0ad084d017a223e7442226713048eb6625aa98f25cf3d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `hwp_req`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/main.rs:640:13
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 640 |         let hwp_req = msrs::IA32HWPRequest {
[INFO] [stdout] 
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hwp_req`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `write_msr`
[INFO] [stderr]    --> src/main.rs:401:4
[INFO] [stderr]     |
[INFO] [stderr] 401 | fn write_msr(cpu: usize, msr: i64, val: u64) -> Result<(), nix::Error> {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hwp` (bin "hwp" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hwp-b07e15c81474fb82)
[INFO] running `Command { std: "docker" "inspect" "5b3286568341aa8708d0ad084d017a223e7442226713048eb6625aa98f25cf3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b3286568341aa8708d0ad084d017a223e7442226713048eb6625aa98f25cf3d", kill_on_drop: false }`
[INFO] [stdout] 5b3286568341aa8708d0ad084d017a223e7442226713048eb6625aa98f25cf3d