[INFO] cloning repository https://github.com/bnkelley/rhel7-system76-power
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bnkelley/rhel7-system76-power" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnkelley%2Frhel7-system76-power", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnkelley%2Frhel7-system76-power'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53a99d83666b718821dc25fdc4107b9b409a59b7
[INFO] checking bnkelley/rhel7-system76-power against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbnkelley%2Frhel7-system76-power" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bnkelley/rhel7-system76-power on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/bnkelley/rhel7-system76-power
[INFO] finished tweaking git repo https://github.com/bnkelley/rhel7-system76-power
[INFO] tweaked toml for git repo https://github.com/bnkelley/rhel7-system76-power written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/bnkelley/rhel7-system76-power already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/pop-os/sysfs-class`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smart-default v0.5.2
[INFO] [stderr]   Downloaded err-derive v0.1.5
[INFO] [stderr]   Downloaded numtoa v0.2.3
[INFO] [stderr]   Downloaded fern v0.5.8
[INFO] [stderr]   Downloaded libdbus-sys v0.1.5
[INFO] [stderr]   Downloaded intel-pstate v0.2.0
[INFO] [stderr]   Downloaded dbus v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08841c36478fe45f1139e5c85f4d6842b838c95e1036fbe71a2d46b316b47e68
[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" "08841c36478fe45f1139e5c85f4d6842b838c95e1036fbe71a2d46b316b47e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08841c36478fe45f1139e5c85f4d6842b838c95e1036fbe71a2d46b316b47e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08841c36478fe45f1139e5c85f4d6842b838c95e1036fbe71a2d46b316b47e68", kill_on_drop: false }`
[INFO] [stdout] 08841c36478fe45f1139e5c85f4d6842b838c95e1036fbe71a2d46b316b47e68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fa64bf80cb7caef9db8b446d95339655b57eca2afbb5e96cf9cd033289ddf06
[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" "9fa64bf80cb7caef9db8b446d95339655b57eca2afbb5e96cf9cd033289ddf06", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking numtoa v0.2.3
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling err-derive v0.1.5
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking sysfs-class v0.1.1 (https://github.com/pop-os/sysfs-class#7bc914e0)
[INFO] [stderr]     Checking fern v0.5.8
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dbus v0.6.2
[INFO] [stderr]    Compiling vergen v0.1.1
[INFO] [stderr]    Compiling system76-power v1.0.1 (/tmp/fixit)
[INFO] [stderr]    Migrating build.rs from 2018 edition to 2021
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling smart-default v0.5.2
[INFO] [stderr]     Checking intel-pstate v0.2.0
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/wifi.rs (1 fix)
[INFO] [stderr]        Fixed src/snd.rs (1 fix)
[INFO] [stderr]        Fixed src/radeon.rs (1 fix)
[INFO] [stderr]        Fixed src/kernel_parameters.rs (1 fix)
[INFO] [stderr]    Migrating examples/fan.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/gpio.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/autoswitch.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/graphics.rs from 2018 edition to 2021
[INFO] [stdout] error[E0277]: the `?` operator can only be applied to values that implement `Try`
[INFO] [stdout]    --> examples/fan.rs:12:18
[INFO] [stdout]     |
[INFO] [stdout] 12  |     let daemon = FanDaemon::new(false)?;
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^ the `?` operator cannot be applied to type `FanDaemon`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Try` is not implemented for `FanDaemon`
[INFO] [stdout] note: required by `branch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `system76-power` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: associated function is never used: `cannonlake`
[INFO] [stdout]   --> examples/gpio.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn cannonlake() -> &'static [GpioCommunity<'static>] {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "9fa64bf80cb7caef9db8b446d95339655b57eca2afbb5e96cf9cd033289ddf06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fa64bf80cb7caef9db8b446d95339655b57eca2afbb5e96cf9cd033289ddf06", kill_on_drop: false }`
[INFO] [stdout] 9fa64bf80cb7caef9db8b446d95339655b57eca2afbb5e96cf9cd033289ddf06