[INFO] fetching crate pi_share 0.4.15...
[INFO] checking pi_share-0.4.15 against master#8549802939cd01111c46e34a7b67cb1933977af9 for pr-132712
[INFO] extracting crate pi_share 0.4.15 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate pi_share 0.4.15 on toolchain 8549802939cd01111c46e34a7b67cb1933977af9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pi_share 0.4.15
[INFO] finished tweaking crates.io crate pi_share 0.4.15
[INFO] tweaked toml for crates.io crate pi_share 0.4.15 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f69e9d3ce81fa16c6627b3b23f1d81f1c29582ae257c3fdc95fae402dee72eeb
[INFO] running `Command { std: "docker" "start" "-a" "f69e9d3ce81fa16c6627b3b23f1d81f1c29582ae257c3fdc95fae402dee72eeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f69e9d3ce81fa16c6627b3b23f1d81f1c29582ae257c3fdc95fae402dee72eeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69e9d3ce81fa16c6627b3b23f1d81f1c29582ae257c3fdc95fae402dee72eeb", kill_on_drop: false }`
[INFO] [stdout] f69e9d3ce81fa16c6627b3b23f1d81f1c29582ae257c3fdc95fae402dee72eeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9b305bb9916d1bd2828fa62fac4d9322efecee067c696906c4b97ff725eb133
[INFO] running `Command { std: "docker" "start" "-a" "f9b305bb9916d1bd2828fa62fac4d9322efecee067c696906c4b97ff725eb133", kill_on_drop: false }`
[INFO] [stderr]     Checking pi_share v0.4.15 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `core::ops::Receiver`
[INFO] [stdout]   --> src/xrc.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use core::ops::Receiver;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ no `Receiver` in `ops`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these structs instead
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::sync::mpmc::Receiver;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 23 | use std::sync::mpsc::Receiver;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::ops::Receiver`
[INFO] [stdout]   --> src/xrc.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use core::ops::Receiver;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^ no `Receiver` in `ops`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these structs instead
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::sync::mpmc::Receiver;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 23 | use std::sync::mpsc::Receiver;
[INFO] [stdout]    |     ~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `invalid_mut` in module `ptr`
[INFO] [stdout]     --> src/xrc.rs:2431:55
[INFO] [stdout]      |
[INFO] [stdout] 2431 |             ptr: unsafe { NonNull::new_unchecked(ptr::invalid_mut::<XrcInner<T>>(usize::MAX)) },
[INFO] [stdout]      |                                                       ^^^^^^^^^^^ not found in `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `invalid_mut` in module `ptr`
[INFO] [stdout]     --> src/xrc.rs:2458:55
[INFO] [stdout]      |
[INFO] [stdout] 2458 |             ptr: unsafe { NonNull::new_unchecked(ptr::invalid_mut::<XrcInner<T>>(usize::MAX)) },
[INFO] [stdout]      |                                                       ^^^^^^^^^^^ not found in `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `invalid_mut` in module `ptr`
[INFO] [stdout]     --> src/xrc.rs:2431:55
[INFO] [stdout]      |
[INFO] [stdout] 2431 |             ptr: unsafe { NonNull::new_unchecked(ptr::invalid_mut::<XrcInner<T>>(usize::MAX)) },
[INFO] [stdout]      |                                                       ^^^^^^^^^^^ not found in `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `invalid_mut` in module `ptr`
[INFO] [stdout]     --> src/xrc.rs:2458:55
[INFO] [stdout]      |
[INFO] [stdout] 2458 |             ptr: unsafe { NonNull::new_unchecked(ptr::invalid_mut::<XrcInner<T>>(usize::MAX)) },
[INFO] [stdout]      |                                                       ^^^^^^^^^^^ not found in `ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `receiver_trait`
[INFO] [stdout]   --> src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(receiver_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `receiver_trait`
[INFO] [stdout]   --> src/lib.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(receiver_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pi_share` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pi_share` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "f9b305bb9916d1bd2828fa62fac4d9322efecee067c696906c4b97ff725eb133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9b305bb9916d1bd2828fa62fac4d9322efecee067c696906c4b97ff725eb133", kill_on_drop: false }`
[INFO] [stdout] f9b305bb9916d1bd2828fa62fac4d9322efecee067c696906c4b97ff725eb133