[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#426a60abc213b28a7c7198e475476b6e650d871f for pr-129199
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonation%2Frogiso" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dragonation/rogiso on toolchain 426a60abc213b28a7c7198e475476b6e650d871f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+426a60abc213b28a7c7198e475476b6e650d871f" "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-5-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+426a60abc213b28a7c7198e475476b6e650d871f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking dragonation/rogiso against try#2c70eb47850052381670935f807d41647a7dc992 for pr-129199
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonation%2Frogiso" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dragonation/rogiso on toolchain 2c70eb47850052381670935f807d41647a7dc992
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2c70eb47850052381670935f807d41647a7dc992" "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-5-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2c70eb47850052381670935f807d41647a7dc992" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+2c70eb47850052381670935f807d41647a7dc992" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60baad00773a151c34efeebb387b1e8061616da336e837333b5a89fb30238139
[INFO] running `Command { std: "docker" "start" "-a" "60baad00773a151c34efeebb387b1e8061616da336e837333b5a89fb30238139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60baad00773a151c34efeebb387b1e8061616da336e837333b5a89fb30238139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60baad00773a151c34efeebb387b1e8061616da336e837333b5a89fb30238139", kill_on_drop: false }`
[INFO] [stdout] 60baad00773a151c34efeebb387b1e8061616da336e837333b5a89fb30238139
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+2c70eb47850052381670935f807d41647a7dc992" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcad4284fbe460293795232cd6446b4e6d7735f3248c6d443a50facbbc26c035
[INFO] running `Command { std: "docker" "start" "-a" "bcad4284fbe460293795232cd6446b4e6d7735f3248c6d443a50facbbc26c035", kill_on_drop: false }`
[INFO] [stderr]     Checking rogiso v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `symbol::SymbolRecord`
[INFO] [stdout]   --> src/base/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use symbol::SymbolRecord;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `symbol::SymbolRecord`
[INFO] [stdout]   --> src/base/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use symbol::SymbolRecord;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `trap_info::TestTrapInfo`
[INFO] [stdout]   --> src/test/mod.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub use trap_info::TestTrapInfo;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[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: fields `error_type` and `message` are never read
[INFO] [stdout]   --> src/base/error.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct Error {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 75 |     error_type: ErrorType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 76 |     message: String
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_prototype_with_layout_guard` is never used
[INFO] [stdout]    --> src/region.rs:957:12
[INFO] [stdout]     |
[INFO] [stdout] 955 | impl Region {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] 956 |
[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] 
[INFO] [stdout] warning: method `get_prototype` is never used
[INFO] [stdout]    --> src/slot.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 481 | impl AtomicSlot {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] 482 |
[INFO] [stdout] 483 |     pub fn get_prototype(&self) -> Value {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_prototype` is never used
[INFO] [stdout]    --> src/slot.rs:718:12
[INFO] [stdout]     |
[INFO] [stdout] 716 | impl SlotRecord {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] 717 |
[INFO] [stdout] 718 |     pub fn get_prototype(&self) -> Value {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_prototype_with_layout_guard` is never used
[INFO] [stdout]     --> src/slot.rs:1207:12
[INFO] [stdout]      |
[INFO] [stdout] 1205 | impl RegionSlot {
[INFO] [stdout]      | --------------- method in this implementation
[INFO] [stdout] 1206 |
[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: 10 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: fields `error_type` and `message` are never read
[INFO] [stdout]   --> src/base/error.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct Error {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 75 |     error_type: ErrorType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 76 |     message: String
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_prototype_with_layout_guard` is never used
[INFO] [stdout]    --> src/region.rs:957:12
[INFO] [stdout]     |
[INFO] [stdout] 955 | impl Region {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] 956 |
[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] 
[INFO] [stdout] warning: method `get_prototype` is never used
[INFO] [stdout]    --> src/slot.rs:483:12
[INFO] [stdout]     |
[INFO] [stdout] 481 | impl AtomicSlot {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] 482 |
[INFO] [stdout] 483 |     pub fn get_prototype(&self) -> Value {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_prototype` is never used
[INFO] [stdout]    --> src/slot.rs:718:12
[INFO] [stdout]     |
[INFO] [stdout] 716 | impl SlotRecord {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] 717 |
[INFO] [stdout] 718 |     pub fn get_prototype(&self) -> Value {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_prototype_with_layout_guard` is never used
[INFO] [stdout]     --> src/slot.rs:1207:12
[INFO] [stdout]      |
[INFO] [stdout] 1205 | impl RegionSlot {
[INFO] [stdout]      | --------------- method in this implementation
[INFO] [stdout] 1206 |
[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: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "bcad4284fbe460293795232cd6446b4e6d7735f3248c6d443a50facbbc26c035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcad4284fbe460293795232cd6446b4e6d7735f3248c6d443a50facbbc26c035", kill_on_drop: false }`
[INFO] [stdout] bcad4284fbe460293795232cd6446b4e6d7735f3248c6d443a50facbbc26c035