[INFO] fetching crate vial 0.1.9...
[INFO] checking vial-0.1.9 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate vial 0.1.9 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate vial 0.1.9 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vial 0.1.9
[INFO] removed 6 missing examples
[INFO] finished tweaking crates.io crate vial 0.1.9
[INFO] tweaked toml for crates.io crate vial 0.1.9 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate vial 0.1.9 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v0.4.6
[INFO] [stderr]   Downloaded serde_json v1.0.59
[INFO] [stderr]   Downloaded serde v1.0.117
[INFO] [stderr]   Downloaded libc v0.2.80
[INFO] [stderr]   Downloaded libc-strftime v0.2.0
[INFO] [stderr]   Downloaded cookie2 v0.12.0
[INFO] [stderr]   Downloaded hatter v0.1.4
[INFO] [stderr]   Downloaded horrorshow v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd71b4ca3806487fe903747c827bde166cca235a1ec90770f378d65ff8e2ec74
[INFO] running `Command { std: "docker" "start" "-a" "fd71b4ca3806487fe903747c827bde166cca235a1ec90770f378d65ff8e2ec74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd71b4ca3806487fe903747c827bde166cca235a1ec90770f378d65ff8e2ec74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd71b4ca3806487fe903747c827bde166cca235a1ec90770f378d65ff8e2ec74", kill_on_drop: false }`
[INFO] [stdout] fd71b4ca3806487fe903747c827bde166cca235a1ec90770f378d65ff8e2ec74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74a8588c8332cf5013a39fb8cd00043dfd3de884285bfa2dbbd7df29679d6d90
[INFO] running `Command { std: "docker" "start" "-a" "74a8588c8332cf5013a39fb8cd00043dfd3de884285bfa2dbbd7df29679d6d90", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling vial v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking libc-strftime v0.2.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stdout] error: unknown `doc` attribute `Hidden`
[INFO] [stdout]    --> src/request.rs:303:11
[INFO] [stdout]     |
[INFO] [stdout] 303 |     #[doc(Hidden)]
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(invalid_doc_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unknown `doc` attribute `Hidden`
[INFO] [stdout]    --> src/request.rs:303:11
[INFO] [stdout]     |
[INFO] [stdout] 303 |     #[doc(Hidden)]
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(invalid_doc_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/cache.rs:70:26
[INFO] [stdout]    |
[INFO] [stdout] 70 |         while self.mutex.compare_and_swap(0, 1, Ordering::SeqCst) != 0 {}
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/cache.rs:75:28
[INFO] [stdout]    |
[INFO] [stdout] 75 |         assert!(self.mutex.compare_and_swap(1, 0, Ordering::SeqCst) == 1);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/cache.rs:70:26
[INFO] [stdout]    |
[INFO] [stdout] 70 |         while self.mutex.compare_and_swap(0, 1, Ordering::SeqCst) != 0 {}
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/cache.rs:75:28
[INFO] [stdout]    |
[INFO] [stdout] 75 |         assert!(self.mutex.compare_and_swap(1, 0, Ordering::SeqCst) == 1);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vial` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vial` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "74a8588c8332cf5013a39fb8cd00043dfd3de884285bfa2dbbd7df29679d6d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74a8588c8332cf5013a39fb8cd00043dfd3de884285bfa2dbbd7df29679d6d90", kill_on_drop: false }`
[INFO] [stdout] 74a8588c8332cf5013a39fb8cd00043dfd3de884285bfa2dbbd7df29679d6d90