[INFO] cloning repository https://github.com/hshamji/rust_atomics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hshamji/rust_atomics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhshamji%2Frust_atomics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhshamji%2Frust_atomics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c27d4972eff496c321b478e370e566860185d883
[INFO] checking hshamji/rust_atomics against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhshamji%2Frust_atomics" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hshamji/rust_atomics
[INFO] finished tweaking git repo https://github.com/hshamji/rust_atomics
[INFO] tweaked toml for git repo https://github.com/hshamji/rust_atomics written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hshamji/rust_atomics on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hshamji/rust_atomics 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 131edef25a8be0c4cde5a9a64d3093c75048a42dfcaf7d8deb0931a489933633
[INFO] running `Command { std: "docker" "start" "-a" "131edef25a8be0c4cde5a9a64d3093c75048a42dfcaf7d8deb0931a489933633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "131edef25a8be0c4cde5a9a64d3093c75048a42dfcaf7d8deb0931a489933633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "131edef25a8be0c4cde5a9a64d3093c75048a42dfcaf7d8deb0931a489933633", kill_on_drop: false }`
[INFO] [stdout] 131edef25a8be0c4cde5a9a64d3093c75048a42dfcaf7d8deb0931a489933633
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f7da62168cc1122d25b29f40e637401384e8ff8779d0513107dde8e7f2f9456
[INFO] running `Command { std: "docker" "start" "-a" "3f7da62168cc1122d25b29f40e637401384e8ff8779d0513107dde8e7f2f9456", kill_on_drop: false }`
[INFO] [stderr]     Checking arct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `AcqRel`
[INFO] [stdout]  --> src/main.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::atomic::Ordering::{AcqRel, Acquire, Relaxed, Release};
[INFO] [stdout]   |                                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `ptr` on type `&Arc<T>`
[INFO] [stdout]   --> src/main.rs:88:23
[INFO] [stdout]    |
[INFO] [stdout] 88 |         unsafe { self.ptr.as_ref() }
[INFO] [stdout]    |                       ^^^ unknown field
[INFO] [stdout]    |
[INFO] [stdout] help: one of the expressions' fields has a field of the same name
[INFO] [stdout]    |
[INFO] [stdout] 88 |         unsafe { self.weak.ptr.as_ref() }
[INFO] [stdout]    |                       +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0609`.
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `DetecDrop` in this scope
[INFO] [stdout]    --> src/main.rs:183:19
[INFO] [stdout]     |
[INFO] [stdout] 181 |     struct DetectDrop;
[INFO] [stdout]     |     ------------------ similarly named struct `DetectDrop` defined here
[INFO] [stdout] 182 |
[INFO] [stdout] 183 |     impl Drop for DetecDrop {
[INFO] [stdout]     |                   ^^^^^^^^^ help: a struct with a similar name exists: `DetectDrop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AcqRel`
[INFO] [stdout]  --> src/main.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::atomic::Ordering::{AcqRel, Acquire, Relaxed, Release};
[INFO] [stdout]   |                                   ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arct` (bin "arct") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0609]: no field `ptr` on type `&Arc<T>`
[INFO] [stdout]   --> src/main.rs:88:23
[INFO] [stdout]    |
[INFO] [stdout] 88 |         unsafe { self.ptr.as_ref() }
[INFO] [stdout]    |                       ^^^ unknown field
[INFO] [stdout]    |
[INFO] [stdout] help: one of the expressions' fields has a field of the same name
[INFO] [stdout]    |
[INFO] [stdout] 88 |         unsafe { self.weak.ptr.as_ref() }
[INFO] [stdout]    |                       +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `ref_count` on type `&ArcData<(&str, test::DetectDrop)>`
[INFO] [stdout]    --> src/main.rs:163:50
[INFO] [stdout]     |
[INFO] [stdout] 163 |     println!("Number of clones: {:?}", &y.data().ref_count);
[INFO] [stdout]     |                                                  ^^^^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `data_ref_count`, `alloc_ref_count`, `data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `ref_count` on type `&ArcData<(&str, test::DetectDrop)>`
[INFO] [stdout]    --> src/main.rs:167:50
[INFO] [stdout]     |
[INFO] [stdout] 167 |     println!("Number of clones: {:?}", &y.data().ref_count);
[INFO] [stdout]     |                                                  ^^^^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `data_ref_count`, `alloc_ref_count`, `data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `ref_count` on type `&ArcData<(&str, test::DetectDrop)>`
[INFO] [stdout]    --> src/main.rs:173:50
[INFO] [stdout]     |
[INFO] [stdout] 173 |     println!("Number of clones: {:?}", &y.data().ref_count);
[INFO] [stdout]     |                                                  ^^^^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `data_ref_count`, `alloc_ref_count`, `data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0609.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arct` (bin "arct" test) due to 5 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "3f7da62168cc1122d25b29f40e637401384e8ff8779d0513107dde8e7f2f9456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7da62168cc1122d25b29f40e637401384e8ff8779d0513107dde8e7f2f9456", kill_on_drop: false }`
[INFO] [stdout] 3f7da62168cc1122d25b29f40e637401384e8ff8779d0513107dde8e7f2f9456