[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 master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonation%2Frogiso" "/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/dragonation/rogiso on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10f72a3a718725ea371e9c6a18df8d127c3d29895ca10ffc3cf09f9e5dca2c59
[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" "10f72a3a718725ea371e9c6a18df8d127c3d29895ca10ffc3cf09f9e5dca2c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10f72a3a718725ea371e9c6a18df8d127c3d29895ca10ffc3cf09f9e5dca2c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10f72a3a718725ea371e9c6a18df8d127c3d29895ca10ffc3cf09f9e5dca2c59", kill_on_drop: false }`
[INFO] [stdout] 10f72a3a718725ea371e9c6a18df8d127c3d29895ca10ffc3cf09f9e5dca2c59
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 210863585c3b6a7fe628f9a2f90fa151bb30da669b12daceb1885bd2cea22cb6
[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" "210863585c3b6a7fe628f9a2f90fa151bb30da669b12daceb1885bd2cea22cb6", kill_on_drop: false }`
[INFO] [stderr]     Checking rogiso v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `no_redirection`
[INFO] [stdout]    --> src/region.rs:957:133
[INFO] [stdout]     |
[INFO] [stdout] 957 | ...ntrantLockReadGuard, no_redirection: bool) -> Result<Pinned, Error> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_redirection`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]     --> src/slot.rs:1281:68
[INFO] [stdout]      |
[INFO] [stdout] 1281 |     pub fn set_prototype_ignore_slot_trap(&self, prototype: Value, context: &Box<dyn Context>) -> Result<(), Error> {
[INFO] [stdout]      |                                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]     --> src/slot.rs:1847:56
[INFO] [stdout]      |
[INFO] [stdout] 1847 |     pub fn delete_own_property_ignore_slot_trap(&self, subject: Value, symbol: Symbol, context: &Box<dyn Context>) -> Result<(), Error> {
[INFO] [stdout]      |                                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]     --> src/slot.rs:1933:62
[INFO] [stdout]      |
[INFO] [stdout] 1933 |     pub fn list_own_property_symbols_ignore_slot_trap(&self, subject: Value, _context: &Box<dyn Context>) -> Result<Vec<Symbol>, Error> {
[INFO] [stdout]      |                                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[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_re...
[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: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_redirection`
[INFO] [stdout]    --> src/region.rs:957:133
[INFO] [stdout]     |
[INFO] [stdout] 957 | ...ntrantLockReadGuard, no_redirection: bool) -> Result<Pinned, Error> {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_no_redirection`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]     --> src/slot.rs:1281:68
[INFO] [stdout]      |
[INFO] [stdout] 1281 |     pub fn set_prototype_ignore_slot_trap(&self, prototype: Value, context: &Box<dyn Context>) -> Result<(), Error> {
[INFO] [stdout]      |                                                                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]     --> src/slot.rs:1847:56
[INFO] [stdout]      |
[INFO] [stdout] 1847 |     pub fn delete_own_property_ignore_slot_trap(&self, subject: Value, symbol: Symbol, context: &Box<dyn Context>) -> Result<(), Error> {
[INFO] [stdout]      |                                                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `subject`
[INFO] [stdout]     --> src/slot.rs:1933:62
[INFO] [stdout]      |
[INFO] [stdout] 1933 |     pub fn list_own_property_symbols_ignore_slot_trap(&self, subject: Value, _context: &Box<dyn Context>) -> Result<Vec<Symbol>, Error> {
[INFO] [stdout]      |                                                              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_subject`
[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_re...
[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: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `Command { std: "docker" "inspect" "210863585c3b6a7fe628f9a2f90fa151bb30da669b12daceb1885bd2cea22cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "210863585c3b6a7fe628f9a2f90fa151bb30da669b12daceb1885bd2cea22cb6", kill_on_drop: false }`
[INFO] [stdout] 210863585c3b6a7fe628f9a2f90fa151bb30da669b12daceb1885bd2cea22cb6