[INFO] fetching crate simple-triple-buffer 0.1.0...
[INFO] testing simple-triple-buffer-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate simple-triple-buffer 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate simple-triple-buffer 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple-triple-buffer 0.1.0
[INFO] finished tweaking crates.io crate simple-triple-buffer 0.1.0
[INFO] tweaked toml for crates.io crate simple-triple-buffer 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate simple-triple-buffer 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 712cf8b27e41a10c604405b029bd26bc8193be4013afaaa81aaa10a6819eb6db
[INFO] running `Command { std: "docker" "start" "-a" "712cf8b27e41a10c604405b029bd26bc8193be4013afaaa81aaa10a6819eb6db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "712cf8b27e41a10c604405b029bd26bc8193be4013afaaa81aaa10a6819eb6db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "712cf8b27e41a10c604405b029bd26bc8193be4013afaaa81aaa10a6819eb6db", kill_on_drop: false }`
[INFO] [stdout] 712cf8b27e41a10c604405b029bd26bc8193be4013afaaa81aaa10a6819eb6db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4aa556d6b8da36953d8a91046d66e3b07f986ccdbc5ddd0afc1678fb264eb23
[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" "e4aa556d6b8da36953d8a91046d66e3b07f986ccdbc5ddd0afc1678fb264eb23", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-triple-buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "e4aa556d6b8da36953d8a91046d66e3b07f986ccdbc5ddd0afc1678fb264eb23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4aa556d6b8da36953d8a91046d66e3b07f986ccdbc5ddd0afc1678fb264eb23", kill_on_drop: false }`
[INFO] [stdout] e4aa556d6b8da36953d8a91046d66e3b07f986ccdbc5ddd0afc1678fb264eb23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 76d7cbf99057e9022caab4aaaf88b13c4eb14063a5bf2cf54300febdc91a936d
[INFO] running `Command { std: "docker" "start" "-a" "76d7cbf99057e9022caab4aaaf88b13c4eb14063a5bf2cf54300febdc91a936d", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-triple-buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "76d7cbf99057e9022caab4aaaf88b13c4eb14063a5bf2cf54300febdc91a936d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76d7cbf99057e9022caab4aaaf88b13c4eb14063a5bf2cf54300febdc91a936d", kill_on_drop: false }`
[INFO] [stdout] 76d7cbf99057e9022caab4aaaf88b13c4eb14063a5bf2cf54300febdc91a936d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6ad509917677ecbcec107653da22833585e487e945a0f875513fabba002f916d
[INFO] running `Command { std: "docker" "start" "-a" "6ad509917677ecbcec107653da22833585e487e945a0f875513fabba002f916d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_triple_buffer-f73157c0285aee73)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple-triple-buffer
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_long_overlapping_read ... ok
[INFO] [stdout] test tests::test_long_overlapping_write ... ok
[INFO] [stdout] test tests::test_seq_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Reader<T>::read_newest (line 139) ... ok
[INFO] [stdout] test src/lib.rs - Writer<T>::write_new (line 108) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6ad509917677ecbcec107653da22833585e487e945a0f875513fabba002f916d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ad509917677ecbcec107653da22833585e487e945a0f875513fabba002f916d", kill_on_drop: false }`
[INFO] [stdout] 6ad509917677ecbcec107653da22833585e487e945a0f875513fabba002f916d