[INFO] crate starb 0.3.0 is already in cache
[INFO] testing starb-0.3.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate starb 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate starb 0.3.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate starb 0.3.0
[INFO] finished tweaking crates.io crate starb 0.3.0
[INFO] tweaked toml for crates.io crate starb 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 7c31d707cd896f2e0f3ea68d993d075f05a6f03ec187a7748604d5f623269a1b
[INFO] running `Command { std: "docker" "start" "-a" "7c31d707cd896f2e0f3ea68d993d075f05a6f03ec187a7748604d5f623269a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c31d707cd896f2e0f3ea68d993d075f05a6f03ec187a7748604d5f623269a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c31d707cd896f2e0f3ea68d993d075f05a6f03ec187a7748604d5f623269a1b", kill_on_drop: false }`
[INFO] [stdout] 7c31d707cd896f2e0f3ea68d993d075f05a6f03ec187a7748604d5f623269a1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bdbf8a1f30a90f0a0ca547c1a4776e6b0e3b38e837361f30d9c6c908e0615c3
[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" "5bdbf8a1f30a90f0a0ca547c1a4776e6b0e3b38e837361f30d9c6c908e0615c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling starb v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "5bdbf8a1f30a90f0a0ca547c1a4776e6b0e3b38e837361f30d9c6c908e0615c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bdbf8a1f30a90f0a0ca547c1a4776e6b0e3b38e837361f30d9c6c908e0615c3", kill_on_drop: false }`
[INFO] [stdout] 5bdbf8a1f30a90f0a0ca547c1a4776e6b0e3b38e837361f30d9c6c908e0615c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] 2653ac519df5e5c8e620baacb4f65403a6889463d0a9f7aaf8bcc10762a53c6e
[INFO] running `Command { std: "docker" "start" "-a" "2653ac519df5e5c8e620baacb4f65403a6889463d0a9f7aaf8bcc10762a53c6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling starb v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "2653ac519df5e5c8e620baacb4f65403a6889463d0a9f7aaf8bcc10762a53c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2653ac519df5e5c8e620baacb4f65403a6889463d0a9f7aaf8bcc10762a53c6e", kill_on_drop: false }`
[INFO] [stdout] 2653ac519df5e5c8e620baacb4f65403a6889463d0a9f7aaf8bcc10762a53c6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e23d0527e82c76dbd3a447e9bf4878ccb1532e1a9974c513ad21ec5000054e4
[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" "7e23d0527e82c76dbd3a447e9bf4878ccb1532e1a9974c513ad21ec5000054e4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/starb-946b8d906bc9a18a
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test::cannot_overwrite ... ok
[INFO] [stdout] test test::can_iter ... ok
[INFO] [stdout] test test::unshift_from_bigger ... ok
[INFO] [stderr]    Doc-tests starb
[INFO] [stdout] test test::len_matches ... ok
[INFO] [stdout] test test::ownership_passes_through ... ok
[INFO] [stdout] test test::shift_into_smaller ... ok
[INFO] [stdout] test test::unshift_from_smaller ... ok
[INFO] [stdout] test test::shift_into_bigger ... ok
[INFO] [stdout] test test::detects_empty ... ok
[INFO] [stdout] test test::can_wrap ... 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 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7e23d0527e82c76dbd3a447e9bf4878ccb1532e1a9974c513ad21ec5000054e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e23d0527e82c76dbd3a447e9bf4878ccb1532e1a9974c513ad21ec5000054e4", kill_on_drop: false }`
[INFO] [stdout] 7e23d0527e82c76dbd3a447e9bf4878ccb1532e1a9974c513ad21ec5000054e4