[INFO] fetching crate atomic_swapping 0.1.0...
[INFO] testing atomic_swapping-0.1.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate atomic_swapping 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate atomic_swapping 0.1.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atomic_swapping 0.1.0
[INFO] finished tweaking crates.io crate atomic_swapping 0.1.0
[INFO] tweaked toml for crates.io crate atomic_swapping 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3134fb539b0a777894737eafe0148f34257274b0b7073d7d461f8596a53582b7
[INFO] running `Command { std: "docker" "start" "-a" "3134fb539b0a777894737eafe0148f34257274b0b7073d7d461f8596a53582b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3134fb539b0a777894737eafe0148f34257274b0b7073d7d461f8596a53582b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3134fb539b0a777894737eafe0148f34257274b0b7073d7d461f8596a53582b7", kill_on_drop: false }`
[INFO] [stdout] 3134fb539b0a777894737eafe0148f34257274b0b7073d7d461f8596a53582b7
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5400b17729629b1d99d3bf491e11e66fc184b800ea50280a7d7c305d1c079cda
[INFO] running `Command { std: "docker" "start" "-a" "5400b17729629b1d99d3bf491e11e66fc184b800ea50280a7d7c305d1c079cda", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic_swapping v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `EnsureSend` is never used
[INFO] [stdout]    --> src/lib.rs:226:7
[INFO] [stdout]     |
[INFO] [stdout] 226 | trait EnsureSend: Send {}
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `EnsureSend` is never used
[INFO] [stdout]    --> src/option.rs:546:7
[INFO] [stdout]     |
[INFO] [stdout] 546 | trait EnsureSend: Send {}
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "5400b17729629b1d99d3bf491e11e66fc184b800ea50280a7d7c305d1c079cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5400b17729629b1d99d3bf491e11e66fc184b800ea50280a7d7c305d1c079cda", kill_on_drop: false }`
[INFO] [stdout] 5400b17729629b1d99d3bf491e11e66fc184b800ea50280a7d7c305d1c079cda
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e64755a6e3bc5add3ac2b0206523c6e38e1b8fe8fa9ba1ac1bdac4cf0203b297
[INFO] running `Command { std: "docker" "start" "-a" "e64755a6e3bc5add3ac2b0206523c6e38e1b8fe8fa9ba1ac1bdac4cf0203b297", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stdout] warning: trait `EnsureSend` is never used
[INFO] [stdout]    --> src/lib.rs:226:7
[INFO] [stdout]     |
[INFO] [stdout] 226 | trait EnsureSend: Send {}
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `EnsureSend` is never used
[INFO] [stdout]    --> src/option.rs:546:7
[INFO] [stdout]     |
[INFO] [stdout] 546 | trait EnsureSend: Send {}
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.15
[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 atomic_swapping v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `EnsureSend` is never used
[INFO] [stdout]    --> src/lib.rs:226:7
[INFO] [stdout]     |
[INFO] [stdout] 226 | trait EnsureSend: Send {}
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `EnsureSend` is never used
[INFO] [stdout]    --> src/option.rs:546:7
[INFO] [stdout]     |
[INFO] [stdout] 546 | trait EnsureSend: Send {}
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "e64755a6e3bc5add3ac2b0206523c6e38e1b8fe8fa9ba1ac1bdac4cf0203b297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e64755a6e3bc5add3ac2b0206523c6e38e1b8fe8fa9ba1ac1bdac4cf0203b297", kill_on_drop: false }`
[INFO] [stdout] e64755a6e3bc5add3ac2b0206523c6e38e1b8fe8fa9ba1ac1bdac4cf0203b297
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f1c7d688e9d69427a3b14cb4d655a1115b0b305f095b4122b0b9431c471d3497
[INFO] running `Command { std: "docker" "start" "-a" "f1c7d688e9d69427a3b14cb4d655a1115b0b305f095b4122b0b9431c471d3497", kill_on_drop: false }`
[INFO] [stderr] warning: trait `EnsureSend` is never used
[INFO] [stderr]    --> src/lib.rs:226:7
[INFO] [stderr]     |
[INFO] [stderr] 226 | trait EnsureSend: Send {}
[INFO] [stderr]     |       ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `EnsureSend` is never used
[INFO] [stderr]    --> src/option.rs:546:7
[INFO] [stderr]     |
[INFO] [stderr] 546 | trait EnsureSend: Send {}
[INFO] [stderr]     |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `atomic_swapping` (lib) generated 2 warnings
[INFO] [stderr] warning: `atomic_swapping` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/atomic_swapping-b0672193d1d73411)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test option::test::value_test ... ok
[INFO] [stdout] test option::test::slam_test ... ok
[INFO] [stdout] test test::value_test ... ok
[INFO] [stdout] test test::slam_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests atomic_swapping
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::from_value (line 61) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::from_none (line 73) ... ok
[INFO] [stdout] test src/lib.rs - AtomicSwap<T>::new (line 40) ... ok
[INFO] [stdout] test src/lib.rs - AtomicSwap<T>::get_mut (line 167) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::clone_inner_hint (line 353) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::contains_value (line 395) ... ok
[INFO] [stdout] test src/lib.rs - AtomicSwap<T>::clone_inner_hint (line 128) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::contains_value_hint (line 409) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption (line 26) ... ok
[INFO] [stdout] test src/lib.rs - AtomicSwap (line 25) ... ok
[INFO] [stdout] test src/lib.rs - AtomicSwap<T>::swap (line 54) ... ok
[INFO] [stdout] test src/lib.rs - (line 2) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::clone_inner (line 336) ... ok
[INFO] [stdout] test src/lib.rs - AtomicSwap<T>::swap_hint (line 66) ... ok
[INFO] [stdout] test src/option.rs - option (line 2) ... ok
[INFO] [stdout] test src/lib.rs - AtomicSwap<T>::clone_inner (line 112) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::get_mut_default (line 497) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::get_mut (line 429) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::swap (line 87) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::take_hint (line 184) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::new (line 46) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::take (line 172) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::get_mut_or (line 454) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::get_mut_or_else (line 467) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::set_hint (line 259) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::swap_hint (line 100) ... ok
[INFO] [stdout] test src/option.rs - option::AtomicSwapOption<T>::set (line 226) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f1c7d688e9d69427a3b14cb4d655a1115b0b305f095b4122b0b9431c471d3497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1c7d688e9d69427a3b14cb4d655a1115b0b305f095b4122b0b9431c471d3497", kill_on_drop: false }`
[INFO] [stdout] f1c7d688e9d69427a3b14cb4d655a1115b0b305f095b4122b0b9431c471d3497
