[INFO] cloning repository https://github.com/hikalium/pinquiz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hikalium/pinquiz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhikalium%2Fpinquiz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhikalium%2Fpinquiz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb687e62f62747b6cb5a7aead1de7e9a988ac5a3
[INFO] checking hikalium/pinquiz against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhikalium%2Fpinquiz" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/hikalium/pinquiz
[INFO] finished tweaking git repo https://github.com/hikalium/pinquiz
[INFO] tweaked toml for git repo https://github.com/hikalium/pinquiz written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hikalium/pinquiz on toolchain f3d95de532264a1215023baa665c0028aecf74b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hikalium/pinquiz 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking hikalium/pinquiz against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhikalium%2Fpinquiz" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/hikalium/pinquiz
[INFO] finished tweaking git repo https://github.com/hikalium/pinquiz
[INFO] tweaked toml for git repo https://github.com/hikalium/pinquiz written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hikalium/pinquiz on toolchain f3d95de532264a1215023baa665c0028aecf74b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hikalium/pinquiz 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21df8d23e62ccaf0b40a1f30d8fc336a864d17eb46068ee72b5d5b2ba5178923
[INFO] running `Command { std: "docker" "start" "-a" "21df8d23e62ccaf0b40a1f30d8fc336a864d17eb46068ee72b5d5b2ba5178923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21df8d23e62ccaf0b40a1f30d8fc336a864d17eb46068ee72b5d5b2ba5178923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21df8d23e62ccaf0b40a1f30d8fc336a864d17eb46068ee72b5d5b2ba5178923", kill_on_drop: false }`
[INFO] [stdout] 21df8d23e62ccaf0b40a1f30d8fc336a864d17eb46068ee72b5d5b2ba5178923
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ad29cadd0333282ee2a58db0ebbfb0c6979505f2399b3764ff36ee03724a3ea
[INFO] running `Command { std: "docker" "start" "-a" "3ad29cadd0333282ee2a58db0ebbfb0c6979505f2399b3764ff36ee03724a3ea", kill_on_drop: false }`
[INFO] [stderr]     Checking pinquiz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0596]: cannot borrow data in dereference of `Pin<&mut (u8, PhantomPinned)>` as mutable
[INFO] [stdout]   --> examples/q18.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |     core::mem::swap::<T>(a.borrow_mut(), b.borrow_mut());
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^ cannot borrow as mutable
[INFO] [stdout]    |
[INFO] [stdout]    = help: trait `DerefMut` is required to modify through a dereference, but it is not implemented for `Pin<&mut (u8, PhantomPinned)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0596]: cannot borrow data in dereference of `Pin<&mut (u8, PhantomPinned)>` as mutable
[INFO] [stdout]   --> examples/q18.rs:17:42
[INFO] [stdout]    |
[INFO] [stdout] 17 |     core::mem::swap::<T>(a.borrow_mut(), b.borrow_mut());
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^ cannot borrow as mutable
[INFO] [stdout]    |
[INFO] [stdout]    = help: trait `DerefMut` is required to modify through a dereference, but it is not implemented for `Pin<&mut (u8, PhantomPinned)>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0596`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pinquiz` (example "q18") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: arguments to this function are incorrect
[INFO] [stdout]   --> examples/q8.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     core::mem::swap(a, b);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: expected `&mut _`, found `Pin<&mut u8>`
[INFO] [stdout]   --> examples/q8.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |     core::mem::swap(a, b);
[INFO] [stdout]    |                     ^
[INFO] [stdout]    = note: expected mutable reference `&mut _`
[INFO] [stdout]                          found struct `Pin<&mut u8>`
[INFO] [stdout] note: expected `&mut _`, found `Pin<&mut u8>`
[INFO] [stdout]   --> examples/q8.rs:18:24
[INFO] [stdout]    |
[INFO] [stdout] 18 |     core::mem::swap(a, b);
[INFO] [stdout]    |                        ^
[INFO] [stdout]    = note: expected mutable reference `&mut _`
[INFO] [stdout]                          found struct `Pin<&mut u8>`
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/core/src/mem/mod.rs:747:14
[INFO] [stdout] help: consider mutably borrowing here
[INFO] [stdout]    |
[INFO] [stdout] 18 |     core::mem::swap(&mut a, b);
[INFO] [stdout]    |                     ++++
[INFO] [stdout] help: consider mutably borrowing here
[INFO] [stdout]    |
[INFO] [stdout] 18 |     core::mem::swap(a, &mut b);
[INFO] [stdout]    |                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pinquiz` (example "q8") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3ad29cadd0333282ee2a58db0ebbfb0c6979505f2399b3764ff36ee03724a3ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad29cadd0333282ee2a58db0ebbfb0c6979505f2399b3764ff36ee03724a3ea", kill_on_drop: false }`
[INFO] [stdout] 3ad29cadd0333282ee2a58db0ebbfb0c6979505f2399b3764ff36ee03724a3ea