[INFO] fetching crate bipbuffer 0.1.2...
[INFO] testing bipbuffer-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate bipbuffer 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bipbuffer 0.1.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bipbuffer 0.1.2
[INFO] finished tweaking crates.io crate bipbuffer 0.1.2
[INFO] tweaked toml for crates.io crate bipbuffer 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "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] 6307f2a7d80d23165bbbbed8f80110cc7ce81627b4f00a9884de049d7bf8a76e
[INFO] running `Command { std: "docker" "start" "-a" "6307f2a7d80d23165bbbbed8f80110cc7ce81627b4f00a9884de049d7bf8a76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6307f2a7d80d23165bbbbed8f80110cc7ce81627b4f00a9884de049d7bf8a76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6307f2a7d80d23165bbbbed8f80110cc7ce81627b4f00a9884de049d7bf8a76e", kill_on_drop: false }`
[INFO] [stdout] 6307f2a7d80d23165bbbbed8f80110cc7ce81627b4f00a9884de049d7bf8a76e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6c502e41f767af280b7221805c2f8c96028378cf2a1fda842b81fc574b38a9c
[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" "f6c502e41f767af280b7221805c2f8c96028378cf2a1fda842b81fc574b38a9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bipbuffer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "f6c502e41f767af280b7221805c2f8c96028378cf2a1fda842b81fc574b38a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6c502e41f767af280b7221805c2f8c96028378cf2a1fda842b81fc574b38a9c", kill_on_drop: false }`
[INFO] [stdout] f6c502e41f767af280b7221805c2f8c96028378cf2a1fda842b81fc574b38a9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcb7b9acdbf7ee6b6f4e14d1bc9b83d6b361d737be685e3f9ed6e41c8d47b60b
[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" "dcb7b9acdbf7ee6b6f4e14d1bc9b83d6b361d737be685e3f9ed6e41c8d47b60b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bipbuffer v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "dcb7b9acdbf7ee6b6f4e14d1bc9b83d6b361d737be685e3f9ed6e41c8d47b60b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcb7b9acdbf7ee6b6f4e14d1bc9b83d6b361d737be685e3f9ed6e41c8d47b60b", kill_on_drop: false }`
[INFO] [stdout] dcb7b9acdbf7ee6b6f4e14d1bc9b83d6b361d737be685e3f9ed6e41c8d47b60b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 57d1f9da9c256455397aa24b825e1c76170f8e9e93123ef1204931a848a5124a
[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" "57d1f9da9c256455397aa24b825e1c76170f8e9e93123ef1204931a848a5124a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 10 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bipbuffer-e733cfa044d2e5fb
[INFO] [stdout] test tests::clear ... ok
[INFO] [stdout] test tests::commit_and_fetch ... ok
[INFO] [stdout] test tests::create_u32 ... ok
[INFO] [stdout] test tests::read_uncommitted ... ok
[INFO] [stdout] test tests::reserve_after_full_cycle ... ok
[INFO] [stdout] test tests::reserve_gt_overall_len ... ok
[INFO] [stdout] test tests::reserve_full ... ok
[INFO] [stderr]    Doc-tests bipbuffer
[INFO] [stdout] test tests::decommit ... ok
[INFO] [stdout] test tests::create_u8 ... ok
[INFO] [stdout] test tests::read_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "57d1f9da9c256455397aa24b825e1c76170f8e9e93123ef1204931a848a5124a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57d1f9da9c256455397aa24b825e1c76170f8e9e93123ef1204931a848a5124a", kill_on_drop: false }`
[INFO] [stdout] 57d1f9da9c256455397aa24b825e1c76170f8e9e93123ef1204931a848a5124a