[INFO] cloning repository https://github.com/graphex/gfx_clock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/graphex/gfx_clock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgraphex%2Fgfx_clock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgraphex%2Fgfx_clock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 486c937cd34f36f66f649d33d1b5bf3cf785e0a5
[INFO] testing graphex/gfx_clock against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgraphex%2Fgfx_clock" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/graphex/gfx_clock on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/graphex/gfx_clock
[INFO] finished tweaking git repo https://github.com/graphex/gfx_clock
[INFO] tweaked toml for git repo https://github.com/graphex/gfx_clock written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/graphex/gfx_clock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snafu-derive v0.6.10
[INFO] [stderr]   Downloaded bit-array v0.4.4
[INFO] [stderr]   Downloaded snafu v0.6.10
[INFO] [stderr]   Downloaded rppal v0.12.0
[INFO] [stderr]   Downloaded generic-array v0.3.2
[INFO] [stderr]   Downloaded easer v0.2.1
[INFO] [stderr]   Downloaded tokio v1.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07a99759e0cd15c7c5be7bc1a71eedf0a3dd61ab049d0d0f02975b92a463edc3
[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" "07a99759e0cd15c7c5be7bc1a71eedf0a3dd61ab049d0d0f02975b92a463edc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07a99759e0cd15c7c5be7bc1a71eedf0a3dd61ab049d0d0f02975b92a463edc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07a99759e0cd15c7c5be7bc1a71eedf0a3dd61ab049d0d0f02975b92a463edc3", kill_on_drop: false }`
[INFO] [stdout] 07a99759e0cd15c7c5be7bc1a71eedf0a3dd61ab049d0d0f02975b92a463edc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a15cf35c2ee21df2f8b3093d15539a71a8dea5899ec2bae9ec790c44f9b3f91
[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" "2a15cf35c2ee21df2f8b3093d15539a71a8dea5899ec2bae9ec790c44f9b3f91", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling generic-array v0.3.2
[INFO] [stderr]    Compiling bit-array v0.4.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling rppal v0.12.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling easer v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling gfx_clock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `U96`
[INFO] [stdout]  --> src/tube_objects.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | use typenum::{U10, U2, U96};
[INFO] [stdout]   |                        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `U64`
[INFO] [stdout]   --> src/clock_driver.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use typenum::{U64, U96};
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NCS3186Message`
[INFO] [stdout]   --> src/clock_driver.rs:14:99
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::clock_objects::{ClockType, DisplayMessage, DisplayMessageStringUtils, NCS3148CMessage, NCS3186Message};
[INFO] [stdout]    |                                                                                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::ErrorKind`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::ErrorKind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DisplayMessage`, `NCS3148CMessage`
[INFO] [stdout]   --> src/main.rs:10:28
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::clock_objects::{NCS3148CMessage, DisplayMessage};
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]   --> src/main.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::{error, fmt};
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BLANK`
[INFO] [stdout]   --> src/tube_objects.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     BLANK = 10,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.54s
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2a15cf35c2ee21df2f8b3093d15539a71a8dea5899ec2bae9ec790c44f9b3f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a15cf35c2ee21df2f8b3093d15539a71a8dea5899ec2bae9ec790c44f9b3f91", kill_on_drop: false }`
[INFO] [stdout] 2a15cf35c2ee21df2f8b3093d15539a71a8dea5899ec2bae9ec790c44f9b3f91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f85d6ceda9cdd75f894f92f5ddc727b230beb4a7b915ad287e2edf8d2e4c2ba3
[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" "f85d6ceda9cdd75f894f92f5ddc727b230beb4a7b915ad287e2edf8d2e4c2ba3", kill_on_drop: false }`
[INFO] [stderr]    Compiling gfx_clock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `U96`
[INFO] [stdout]  --> src/tube_objects.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | use typenum::{U10, U2, U96};
[INFO] [stdout]   |                        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `U64`
[INFO] [stdout]   --> src/clock_driver.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use typenum::{U64, U96};
[INFO] [stdout]    |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NCS3186Message`
[INFO] [stdout]   --> src/clock_driver.rs:14:99
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::clock_objects::{ClockType, DisplayMessage, DisplayMessageStringUtils, NCS3148CMessage, NCS3186Message};
[INFO] [stdout]    |                                                                                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::ErrorKind`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::ErrorKind;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DisplayMessage`, `NCS3148CMessage`
[INFO] [stdout]   --> src/main.rs:10:28
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::clock_objects::{NCS3148CMessage, DisplayMessage};
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]   --> src/main.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::{error, fmt};
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BLANK`
[INFO] [stdout]   --> src/tube_objects.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     BLANK = 10,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "f85d6ceda9cdd75f894f92f5ddc727b230beb4a7b915ad287e2edf8d2e4c2ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f85d6ceda9cdd75f894f92f5ddc727b230beb4a7b915ad287e2edf8d2e4c2ba3", kill_on_drop: false }`
[INFO] [stdout] f85d6ceda9cdd75f894f92f5ddc727b230beb4a7b915ad287e2edf8d2e4c2ba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 22c36437afa4dbd1a7057ac45716d5c7eec53a545608bc67c9e051f15e714bbc
[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" "22c36437afa4dbd1a7057ac45716d5c7eec53a545608bc67c9e051f15e714bbc", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `U96`
[INFO] [stderr]  --> src/tube_objects.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 | use typenum::{U10, U2, U96};
[INFO] [stderr]   |                        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `U64`
[INFO] [stderr]   --> src/clock_driver.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 | use typenum::{U64, U96};
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `NCS3186Message`
[INFO] [stderr]   --> src/clock_driver.rs:14:99
[INFO] [stderr]    |
[INFO] [stderr] 14 | use crate::clock_objects::{ClockType, DisplayMessage, DisplayMessageStringUtils, NCS3148CMessage, NCS3186Message};
[INFO] [stderr]    |                                                                                                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::ErrorKind`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::io::ErrorKind;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `DisplayMessage`, `NCS3148CMessage`
[INFO] [stderr]   --> src/main.rs:10:28
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::clock_objects::{NCS3148CMessage, DisplayMessage};
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error`
[INFO] [stderr]   --> src/main.rs:11:11
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::{error, fmt};
[INFO] [stderr]    |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BLANK`
[INFO] [stderr]   --> src/tube_objects.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     BLANK = 10,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gfx_clock` (bin "gfx_clock" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gfx_clock-47deb51e26a3c788)
[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] running `Command { std: "docker" "inspect" "22c36437afa4dbd1a7057ac45716d5c7eec53a545608bc67c9e051f15e714bbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c36437afa4dbd1a7057ac45716d5c7eec53a545608bc67c9e051f15e714bbc", kill_on_drop: false }`
[INFO] [stdout] 22c36437afa4dbd1a7057ac45716d5c7eec53a545608bc67c9e051f15e714bbc