[INFO] fetching crate left-right 0.11.0...
[INFO] testing left-right-0.11.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate left-right 0.11.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate left-right 0.11.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate left-right 0.11.0
[INFO] finished tweaking crates.io crate left-right 0.11.0
[INFO] tweaked toml for crates.io crate left-right 0.11.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7163bd6a068423de4e413cf48ffbdf8ab926093a56cbc3bb0dae7df34aaeb117
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7163bd6a068423de4e413cf48ffbdf8ab926093a56cbc3bb0dae7df34aaeb117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7163bd6a068423de4e413cf48ffbdf8ab926093a56cbc3bb0dae7df34aaeb117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7163bd6a068423de4e413cf48ffbdf8ab926093a56cbc3bb0dae7df34aaeb117", kill_on_drop: false }`
[INFO] [stdout] 7163bd6a068423de4e413cf48ffbdf8ab926093a56cbc3bb0dae7df34aaeb117
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7cffd95c21f39257e3235176a67da8451794876c1b13691e442b467ebc77dfd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c7cffd95c21f39257e3235176a67da8451794876c1b13691e442b467ebc77dfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling left-right v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "c7cffd95c21f39257e3235176a67da8451794876c1b13691e442b467ebc77dfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7cffd95c21f39257e3235176a67da8451794876c1b13691e442b467ebc77dfd", kill_on_drop: false }`
[INFO] [stdout] c7cffd95c21f39257e3235176a67da8451794876c1b13691e442b467ebc77dfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb23ac2bb90a64469315a8413dc6a60bd863615517a6b62014e7fcffacd51169
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eb23ac2bb90a64469315a8413dc6a60bd863615517a6b62014e7fcffacd51169", kill_on_drop: false }`
[INFO] [stderr]    Compiling left-right v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "eb23ac2bb90a64469315a8413dc6a60bd863615517a6b62014e7fcffacd51169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb23ac2bb90a64469315a8413dc6a60bd863615517a6b62014e7fcffacd51169", kill_on_drop: false }`
[INFO] [stdout] eb23ac2bb90a64469315a8413dc6a60bd863615517a6b62014e7fcffacd51169
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eeb194bbba8ac1f63e07c1100357fcce5ef57c0170eb6f6def3c411f5a97727c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eeb194bbba8ac1f63e07c1100357fcce5ef57c0170eb6f6def3c411f5a97727c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/left_right-1aae027c3043edfc
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests left-right
[INFO] [stdout] running 2 tests
[INFO] [stdout] test write::tests::flush_no_refresh ... ok
[INFO] [stdout] test write::tests::flush_noblock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/aliasing.rs - aliasing (line 102) ... ignored
[INFO] [stdout] test src/aliasing.rs - aliasing (line 13) ... ignored
[INFO] [stdout] test src/aliasing.rs - aliasing (line 19) ... ignored
[INFO] [stdout] test src/aliasing.rs - aliasing (line 82) ... ignored
[INFO] [stdout] test src/aliasing.rs - aliasing (line 88) ... ignored
[INFO] [stdout] test src/write.rs - write::CheckWriteHandleSend (line 399) ... ok
[INFO] [stdout] test src/write.rs - write::CheckWriteHandleSend (line 417) ... ok
[INFO] [stdout] test src/read.rs - read::CheckReadHandleSendNotSync (line 210) ... ok
[INFO] [stdout] test src/write.rs - write::CheckWriteHandleSend (line 381) ... ok
[INFO] [stdout] test src/aliasing.rs - aliasing (line 46) ... ok
[INFO] [stdout] test src/read.rs - read::CheckReadHandleSendNotSync (line 224) ... ok
[INFO] [stdout] test src/read.rs - read::CheckReadHandleSendNotSync (line 236) ... ok
[INFO] [stdout] test src/read/guard.rs - read::guard::ReadGuard::map (line 46) ... ok
[INFO] [stdout] test src/write.rs - write::CheckWriteHandleSend (line 362) ... ok
[INFO] [stdout] test src/read/guard.rs - read::guard::ReadGuard::try_map (line 81) ... ok
[INFO] [stdout] test src/lib.rs - (line 66) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 5 ignored; 0 measured; 0 filtered out; finished in 2.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eeb194bbba8ac1f63e07c1100357fcce5ef57c0170eb6f6def3c411f5a97727c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeb194bbba8ac1f63e07c1100357fcce5ef57c0170eb6f6def3c411f5a97727c", kill_on_drop: false }`
[INFO] [stdout] eeb194bbba8ac1f63e07c1100357fcce5ef57c0170eb6f6def3c411f5a97727c