[INFO] crate simple_ringbuf 0.1.2 is already in cache
[INFO] testing simple_ringbuf-0.1.2 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate simple_ringbuf 0.1.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate simple_ringbuf 0.1.2 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate simple_ringbuf 0.1.2
[INFO] finished tweaking crates.io crate simple_ringbuf 0.1.2
[INFO] tweaked toml for crates.io crate simple_ringbuf 0.1.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stdout] 303d4d159a0a66c2cacf75e1506f5f8cba3373d28703b1c125e2116c5e41d634
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "303d4d159a0a66c2cacf75e1506f5f8cba3373d28703b1c125e2116c5e41d634"`
[INFO] [stderr]    Compiling simple_ringbuf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "303d4d159a0a66c2cacf75e1506f5f8cba3373d28703b1c125e2116c5e41d634"`
[INFO] running `"docker" "rm" "-f" "303d4d159a0a66c2cacf75e1506f5f8cba3373d28703b1c125e2116c5e41d634"`
[INFO] [stdout] 303d4d159a0a66c2cacf75e1506f5f8cba3373d28703b1c125e2116c5e41d634
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 302fcea6d2a80edd30c3bd655d11f17a9db837808b57b74a9888cc9dc3f15371
[INFO] running `"docker" "start" "-a" "302fcea6d2a80edd30c3bd655d11f17a9db837808b57b74a9888cc9dc3f15371"`
[INFO] [stderr]    Compiling serde_test v1.0.106
[INFO] [stderr]    Compiling simple_ringbuf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.05s
[INFO] running `"docker" "inspect" "302fcea6d2a80edd30c3bd655d11f17a9db837808b57b74a9888cc9dc3f15371"`
[INFO] running `"docker" "rm" "-f" "302fcea6d2a80edd30c3bd655d11f17a9db837808b57b74a9888cc9dc3f15371"`
[INFO] [stdout] 302fcea6d2a80edd30c3bd655d11f17a9db837808b57b74a9888cc9dc3f15371
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c99e5306a804c4eaf7f4ed7b4c16029544cfb9343a79e6b14f9042294378ced
[INFO] running `"docker" "start" "-a" "1c99e5306a804c4eaf7f4ed7b4c16029544cfb9343a79e6b14f9042294378ced"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_ringbuf-ea1e027a6e87a93d
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/common-d0f8b126b4580c3d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::sub_rem ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_tests-cd363700daa7dc7e
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-a409bdfa1e08f996
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test add_remove ... ok
[INFO] [stdout] test clone ... ok
[INFO] [stdout] test debug ... ok
[INFO] [stdout] test justify ... ok
[INFO] [stdout] end 0 begin 1
[INFO] [stdout] test resize ... ok
[INFO] [stdout] test ringiness ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple_ringbuf
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::justify (line 398) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::push_back (line 255) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::resize (line 555) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::is_justified (line 516) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::push (line 198) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::pop_oldest (line 345) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::pop (line 311) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::from_exact_size_iter (line 115) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::elem_equal (line 681) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::from_iter_cap (line 150) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1c99e5306a804c4eaf7f4ed7b4c16029544cfb9343a79e6b14f9042294378ced"`
[INFO] running `"docker" "rm" "-f" "1c99e5306a804c4eaf7f4ed7b4c16029544cfb9343a79e6b14f9042294378ced"`
[INFO] [stdout] 1c99e5306a804c4eaf7f4ed7b4c16029544cfb9343a79e6b14f9042294378ced