[INFO] fetching crate pi_wrr 0.1.0...
[INFO] testing pi_wrr-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate pi_wrr 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate pi_wrr 0.1.0
[INFO] finished tweaking crates.io crate pi_wrr 0.1.0
[INFO] tweaked toml for crates.io crate pi_wrr 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi_wrr 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 72 packages to latest compatible versions
[INFO] [stderr]       Adding fastrand v1.9.0 (available: v2.3.0)
[INFO] [stderr]       Adding quanta v0.10.1 (available: v0.12.6)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matchers v0.2.0
[INFO] [stderr]   Downloaded fastrand v1.9.0
[INFO] [stderr]   Downloaded thread_local v1.1.9
[INFO] [stderr]   Downloaded wasi v0.10.2+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded nu-ansi-term v0.50.3
[INFO] [stderr]   Downloaded instant v0.1.13
[INFO] [stderr]   Downloaded mach v0.3.2
[INFO] [stderr]   Downloaded quanta v0.10.1
[INFO] [stderr]   Downloaded raw-cpuid v10.7.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cc3f112f4ce4e75ccefa6d368295a9af9507478c718b81b8b5537e37af9c19f
[INFO] running `Command { std: "docker" "start" "-a" "6cc3f112f4ce4e75ccefa6d368295a9af9507478c718b81b8b5537e37af9c19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cc3f112f4ce4e75ccefa6d368295a9af9507478c718b81b8b5537e37af9c19f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cc3f112f4ce4e75ccefa6d368295a9af9507478c718b81b8b5537e37af9c19f", kill_on_drop: false }`
[INFO] [stdout] 6cc3f112f4ce4e75ccefa6d368295a9af9507478c718b81b8b5537e37af9c19f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd14b6b3f13332a32ad9bf276026b35271beed6bb730e9eb56e305b1baebd99e
[INFO] running `Command { std: "docker" "start" "-a" "cd14b6b3f13332a32ad9bf276026b35271beed6bb730e9eb56e305b1baebd99e", kill_on_drop: false }`
[INFO] [stderr]    Compiling pi_wrr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "cd14b6b3f13332a32ad9bf276026b35271beed6bb730e9eb56e305b1baebd99e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd14b6b3f13332a32ad9bf276026b35271beed6bb730e9eb56e305b1baebd99e", kill_on_drop: false }`
[INFO] [stdout] cd14b6b3f13332a32ad9bf276026b35271beed6bb730e9eb56e305b1baebd99e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65807b0fc7a35d90360a3f247694f5444196dd8af46578eba519cbfbf16f4651
[INFO] running `Command { std: "docker" "start" "-a" "65807b0fc7a35d90360a3f247694f5444196dd8af46578eba519cbfbf16f4651", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling st3 v0.4.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling quanta v0.10.1
[INFO] [stderr]    Compiling pi_wrr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `wrr`
[INFO] [stdout]  --> tests/test.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wrr::IWRRSelector;
[INFO] [stdout]   |     ^^^ use of unresolved module or unlinked crate `wrr`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `wrr`, use `cargo add wrr` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RefCell` and `UnsafeCell`
[INFO] [stdout]  --> tests/test.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cell::{RefCell, UnsafeCell};
[INFO] [stdout]   |                 ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> tests/test.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pi_wrr` (test "test") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "65807b0fc7a35d90360a3f247694f5444196dd8af46578eba519cbfbf16f4651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65807b0fc7a35d90360a3f247694f5444196dd8af46578eba519cbfbf16f4651", kill_on_drop: false }`
[INFO] [stdout] 65807b0fc7a35d90360a3f247694f5444196dd8af46578eba519cbfbf16f4651