[INFO] fetching crate rcu_cell 1.2.1...
[INFO] testing rcu_cell-1.2.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate rcu_cell 1.2.1 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rcu_cell 1.2.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5016096b304d58cf8ef60b7def15e5941f128c700c0628105e6034428331379e
[INFO] running `Command { std: "docker" "start" "-a" "5016096b304d58cf8ef60b7def15e5941f128c700c0628105e6034428331379e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5016096b304d58cf8ef60b7def15e5941f128c700c0628105e6034428331379e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5016096b304d58cf8ef60b7def15e5941f128c700c0628105e6034428331379e", kill_on_drop: false }`
[INFO] [stdout] 5016096b304d58cf8ef60b7def15e5941f128c700c0628105e6034428331379e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 936740c0e0122f3eddda520c9ad944ee9f5c67a1ee4f1c5d6b5c1ec893f08d9f
[INFO] running `Command { std: "docker" "start" "-a" "936740c0e0122f3eddda520c9ad944ee9f5c67a1ee4f1c5d6b5c1ec893f08d9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcu_cell v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "936740c0e0122f3eddda520c9ad944ee9f5c67a1ee4f1c5d6b5c1ec893f08d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "936740c0e0122f3eddda520c9ad944ee9f5c67a1ee4f1c5d6b5c1ec893f08d9f", kill_on_drop: false }`
[INFO] [stdout] 936740c0e0122f3eddda520c9ad944ee9f5c67a1ee4f1c5d6b5c1ec893f08d9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8175363b7a7c610caf4b8e922ddf9d8c7f24d9f0f5950486f491f1e32e07d737
[INFO] running `Command { std: "docker" "start" "-a" "8175363b7a7c610caf4b8e922ddf9d8c7f24d9f0f5950486f491f1e32e07d737", kill_on_drop: false }`
[INFO] [stderr]    Compiling lock_api v0.4.12
[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 1.73s
[INFO] running `Command { std: "docker" "inspect" "8175363b7a7c610caf4b8e922ddf9d8c7f24d9f0f5950486f491f1e32e07d737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8175363b7a7c610caf4b8e922ddf9d8c7f24d9f0f5950486f491f1e32e07d737", kill_on_drop: false }`
[INFO] [stdout] 8175363b7a7c610caf4b8e922ddf9d8c7f24d9f0f5950486f491f1e32e07d737
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ee619838d30446e9de66179e36851aa44d82f566b7311dad07c47ad52230a2a
[INFO] running `Command { std: "docker" "start" "-a" "2ee619838d30446e9de66179e36851aa44d82f566b7311dad07c47ad52230a2a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[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::single_thread ... ok
[INFO] [stderr]    Doc-tests rcu_cell
[INFO] [stdout] test test::cas_test ... ok
[INFO] [stdout] test test::simple_drop ... ok
[INFO] [stdout] test test::single_thread_clone ... ok
[INFO] [stdout] test test::test_arc_eq ... ok
[INFO] [stdout] test test::test_clone_rcu_cell ... ok
[INFO] [stdout] test test::test_default ... ok
[INFO] [stdout] test test::test_is_none ... ok
[INFO] [stdout] test test::test_rcu_reader ... ok
[INFO] [stdout] test test::test_rcu_take ... ok
[INFO] [stdout] test test::test_rcu_update ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/rcu_cell.rs - rcu_cell::RcuCell<T>::compare_exchange (line 159) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ee619838d30446e9de66179e36851aa44d82f566b7311dad07c47ad52230a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ee619838d30446e9de66179e36851aa44d82f566b7311dad07c47ad52230a2a", kill_on_drop: false }`
[INFO] [stdout] 2ee619838d30446e9de66179e36851aa44d82f566b7311dad07c47ad52230a2a