[INFO] cloning repository https://github.com/dragonation/rogiso
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dragonation/rogiso" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonation%2Frogiso", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonation%2Frogiso'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33598ab7dc0ff8e1772dc48f0843e37717990d7e
[INFO] checking dragonation/rogiso against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonation%2Frogiso" "/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/dragonation/rogiso 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] started tweaking git repo https://github.com/dragonation/rogiso
[INFO] finished tweaking git repo https://github.com/dragonation/rogiso
[INFO] tweaked toml for git repo https://github.com/dragonation/rogiso written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dragonation/rogiso 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] 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" "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] 45ec84b24a95422f576ce8fcc5f5857f3b8128f420b50d84e4ee41cdd7f894e7
[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" "45ec84b24a95422f576ce8fcc5f5857f3b8128f420b50d84e4ee41cdd7f894e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45ec84b24a95422f576ce8fcc5f5857f3b8128f420b50d84e4ee41cdd7f894e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ec84b24a95422f576ce8fcc5f5857f3b8128f420b50d84e4ee41cdd7f894e7", kill_on_drop: false }`
[INFO] [stdout] 45ec84b24a95422f576ce8fcc5f5857f3b8128f420b50d84e4ee41cdd7f894e7
[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" "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] 906b7b9a88b32fdd414eed371057a8949887aecc5a0cb57c0de1d975c1ee0222
[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" "906b7b9a88b32fdd414eed371057a8949887aecc5a0cb57c0de1d975c1ee0222", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rogiso v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/region.rs (1 fix)
[INFO] [stderr]        Fixed src/slot.rs (3 fixes)
[INFO] [stdout] warning: associated function is never used: `get_prototype_with_layout_guard`
[INFO] [stdout]    --> src/region.rs:957:12
[INFO] [stdout]     |
[INFO] [stdout] 957 |     pub fn get_prototype_with_layout_guard(&self, subject: Value, context: &Box<dyn Context>, layout_guard: ReentrantLockReadGuard, _no_r...
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype`
[INFO] [stdout]    --> src/slot.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 483 |     pub fn get_prototype(&self) -> Value {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype`
[INFO] [stdout]    --> src/slot.rs:718:12
[INFO] [stdout]     |
[INFO] [stdout] 718 |     pub fn get_prototype(&self) -> Value {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype_with_layout_guard`
[INFO] [stdout]     --> src/slot.rs:1207:12
[INFO] [stdout]      |
[INFO] [stdout] 1207 |     pub fn get_prototype_with_layout_guard(&self, context: &Box<dyn Context>, mut layout_guard: ReentrantLockReadGuard) -> Result<Pinned,...
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype_with_layout_guard`
[INFO] [stdout]    --> src/region.rs:957:12
[INFO] [stdout]     |
[INFO] [stdout] 957 |     pub fn get_prototype_with_layout_guard(&self, subject: Value, context: &Box<dyn Context>, layout_guard: ReentrantLockReadGuard, _no_r...
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype`
[INFO] [stdout]    --> src/slot.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 483 |     pub fn get_prototype(&self) -> Value {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype`
[INFO] [stdout]    --> src/slot.rs:718:12
[INFO] [stdout]     |
[INFO] [stdout] 718 |     pub fn get_prototype(&self) -> Value {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype_with_layout_guard`
[INFO] [stdout]     --> src/slot.rs:1207:12
[INFO] [stdout]      |
[INFO] [stdout] 1207 |     pub fn get_prototype_with_layout_guard(&self, context: &Box<dyn Context>, mut layout_guard: ReentrantLockReadGuard) -> Result<Pinned,...
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.94s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking rogiso v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: associated function is never used: `get_prototype_with_layout_guard`
[INFO] [stdout]    --> src/region.rs:957:12
[INFO] [stdout]     |
[INFO] [stdout] 957 |     pub fn get_prototype_with_layout_guard(&self, subject: Value, context: &Box<dyn Context>, layout_guard: ReentrantLockReadGuard, _no_r...
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype`
[INFO] [stdout]    --> src/slot.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 483 |     pub fn get_prototype(&self) -> Value {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype`
[INFO] [stdout]    --> src/slot.rs:718:12
[INFO] [stdout]     |
[INFO] [stdout] 718 |     pub fn get_prototype(&self) -> Value {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype_with_layout_guard`
[INFO] [stdout]     --> src/slot.rs:1207:12
[INFO] [stdout]      |
[INFO] [stdout] 1207 |     pub fn get_prototype_with_layout_guard(&self, context: &Box<dyn Context>, mut layout_guard: ReentrantLockReadGuard) -> Result<Pinned,...
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype_with_layout_guard`
[INFO] [stdout]    --> src/region.rs:957:12
[INFO] [stdout]     |
[INFO] [stdout] 957 |     pub fn get_prototype_with_layout_guard(&self, subject: Value, context: &Box<dyn Context>, layout_guard: ReentrantLockReadGuard, _no_r...
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype`
[INFO] [stdout]    --> src/slot.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 483 |     pub fn get_prototype(&self) -> Value {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype`
[INFO] [stdout]    --> src/slot.rs:718:12
[INFO] [stdout]     |
[INFO] [stdout] 718 |     pub fn get_prototype(&self) -> Value {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_prototype_with_layout_guard`
[INFO] [stdout]     --> src/slot.rs:1207:12
[INFO] [stdout]      |
[INFO] [stdout] 1207 |     pub fn get_prototype_with_layout_guard(&self, context: &Box<dyn Context>, mut layout_guard: ReentrantLockReadGuard) -> Result<Pinned,...
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.33s
[INFO] running `Command { std: "docker" "inspect" "906b7b9a88b32fdd414eed371057a8949887aecc5a0cb57c0de1d975c1ee0222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "906b7b9a88b32fdd414eed371057a8949887aecc5a0cb57c0de1d975c1ee0222", kill_on_drop: false }`
[INFO] [stdout] 906b7b9a88b32fdd414eed371057a8949887aecc5a0cb57c0de1d975c1ee0222