[INFO] crate a-range 0.1.0 is already in cache
[INFO] testing a-range-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate a-range 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate a-range 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate a-range 0.1.0
[INFO] finished tweaking crates.io crate a-range 0.1.0
[INFO] tweaked toml for crates.io crate a-range 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-07-24" "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] aa71694c82ac8158f65a86ab9e39604795f7bfb2e887086570aba93d2efb8c96
[INFO] running `Command { std: "docker" "start" "-a" "aa71694c82ac8158f65a86ab9e39604795f7bfb2e887086570aba93d2efb8c96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa71694c82ac8158f65a86ab9e39604795f7bfb2e887086570aba93d2efb8c96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa71694c82ac8158f65a86ab9e39604795f7bfb2e887086570aba93d2efb8c96", kill_on_drop: false }`
[INFO] [stdout] aa71694c82ac8158f65a86ab9e39604795f7bfb2e887086570aba93d2efb8c96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-07-24" "build" "--frozen" "--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] 25d12fcea1f49973cd3b7ec9922351f90feb34801df2a5c817a520fe4045d43f
[INFO] running `Command { std: "docker" "start" "-a" "25d12fcea1f49973cd3b7ec9922351f90feb34801df2a5c817a520fe4045d43f", kill_on_drop: false }`
[INFO] [stderr]    Compiling a-range v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "25d12fcea1f49973cd3b7ec9922351f90feb34801df2a5c817a520fe4045d43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25d12fcea1f49973cd3b7ec9922351f90feb34801df2a5c817a520fe4045d43f", kill_on_drop: false }`
[INFO] [stdout] 25d12fcea1f49973cd3b7ec9922351f90feb34801df2a5c817a520fe4045d43f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcc62b7759a3fedec6a71708dc6f9c2fd718341ecbd3b3b00aeaaa93492d440e
[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" "fcc62b7759a3fedec6a71708dc6f9c2fd718341ecbd3b3b00aeaaa93492d440e", kill_on_drop: false }`
[INFO] [stderr]    Compiling a-range v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "fcc62b7759a3fedec6a71708dc6f9c2fd718341ecbd3b3b00aeaaa93492d440e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc62b7759a3fedec6a71708dc6f9c2fd718341ecbd3b3b00aeaaa93492d440e", kill_on_drop: false }`
[INFO] [stdout] fcc62b7759a3fedec6a71708dc6f9c2fd718341ecbd3b3b00aeaaa93492d440e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84bd0ef15e90f75ec51517dc6de1ed3f7c4ca35c7e7d39b443acb03147575e38
[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" "84bd0ef15e90f75ec51517dc6de1ed3f7c4ca35c7e7d39b443acb03147575e38", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/a_range-49bf0f22b599f8dd
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test range_collect ... ok
[INFO] [stdout] test rev_range_collect ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests a-range
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - from (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84bd0ef15e90f75ec51517dc6de1ed3f7c4ca35c7e7d39b443acb03147575e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84bd0ef15e90f75ec51517dc6de1ed3f7c4ca35c7e7d39b443acb03147575e38", kill_on_drop: false }`
[INFO] [stdout] 84bd0ef15e90f75ec51517dc6de1ed3f7c4ca35c7e7d39b443acb03147575e38