[INFO] fetching crate rcu_cell 1.2.1...
[INFO] testing rcu_cell-1.2.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate rcu_cell 1.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate rcu_cell 1.2.1
[INFO] finished tweaking crates.io crate rcu_cell 1.2.1
[INFO] tweaked toml for crates.io crate rcu_cell 1.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rcu_cell 1.2.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rcu_cell 1.2.1 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spin v0.10.0
[INFO] [stderr]   Downloaded arc-swap v1.7.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0ed106f9f608e0a3b10f23eb56cf73b434d6a6a118bd579c11c738f1e32d80d
[INFO] running `Command { std: "docker" "start" "-a" "c0ed106f9f608e0a3b10f23eb56cf73b434d6a6a118bd579c11c738f1e32d80d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0ed106f9f608e0a3b10f23eb56cf73b434d6a6a118bd579c11c738f1e32d80d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ed106f9f608e0a3b10f23eb56cf73b434d6a6a118bd579c11c738f1e32d80d", kill_on_drop: false }`
[INFO] [stdout] c0ed106f9f608e0a3b10f23eb56cf73b434d6a6a118bd579c11c738f1e32d80d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f460b55a9419cddb7115351733d261e72fdfe707ee36c26b4959bd6eb4f2c351
[INFO] running `Command { std: "docker" "start" "-a" "f460b55a9419cddb7115351733d261e72fdfe707ee36c26b4959bd6eb4f2c351", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling rcu_cell v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "f460b55a9419cddb7115351733d261e72fdfe707ee36c26b4959bd6eb4f2c351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f460b55a9419cddb7115351733d261e72fdfe707ee36c26b4959bd6eb4f2c351", kill_on_drop: false }`
[INFO] [stdout] f460b55a9419cddb7115351733d261e72fdfe707ee36c26b4959bd6eb4f2c351
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 070d64dcc1e32f0d7da3b72ab5114ac29d51e0d5a795b291a74a753464a24846
[INFO] running `Command { std: "docker" "start" "-a" "070d64dcc1e32f0d7da3b72ab5114ac29d51e0d5a795b291a74a753464a24846", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling rcu_cell v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "070d64dcc1e32f0d7da3b72ab5114ac29d51e0d5a795b291a74a753464a24846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "070d64dcc1e32f0d7da3b72ab5114ac29d51e0d5a795b291a74a753464a24846", kill_on_drop: false }`
[INFO] [stdout] 070d64dcc1e32f0d7da3b72ab5114ac29d51e0d5a795b291a74a753464a24846
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ae579bbe63b630243b63dc7ab49262bf498049e2a01ebe2482bc5ea4dad273c
[INFO] running `Command { std: "docker" "start" "-a" "6ae579bbe63b630243b63dc7ab49262bf498049e2a01ebe2482bc5ea4dad273c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rcu_cell-12a206ef55abf0a3)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::simple_drop ... ok
[INFO] [stdout] test test::single_thread ... ok
[INFO] [stdout] test test::test_clone_rcu_cell ... ok
[INFO] [stdout] test test::test_rcu_take ... ok
[INFO] [stdout] test test::test_default ... ok
[INFO] [stdout] test test::test_is_none ... ok
[INFO] [stdout] test test::cas_test ... ok
[INFO] [stdout] test test::test_arc_eq ... ok
[INFO] [stdout] test test::test_rcu_update ... ok
[INFO] [stdout] test test::single_thread_clone ... ok
[INFO] [stdout] test test::test_rcu_reader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rcu_cell
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/rcu_cell.rs - rcu_cell::RcuCell<T>::compare_exchange (line 159) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6ae579bbe63b630243b63dc7ab49262bf498049e2a01ebe2482bc5ea4dad273c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ae579bbe63b630243b63dc7ab49262bf498049e2a01ebe2482bc5ea4dad273c", kill_on_drop: false }`
[INFO] [stdout] 6ae579bbe63b630243b63dc7ab49262bf498049e2a01ebe2482bc5ea4dad273c