[INFO] crate hydrum 0.0.0-placeholder is already in cache
[INFO] testing hydrum-0.0.0-placeholder against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate hydrum 0.0.0-placeholder into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate hydrum 0.0.0-placeholder 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 hydrum 0.0.0-placeholder
[INFO] finished tweaking crates.io crate hydrum 0.0.0-placeholder
[INFO] tweaked toml for crates.io crate hydrum 0.0.0-placeholder written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] ab3506c0f89295f367b3b20d8b79c227e4d5721d2acaae50a4137ed955bfe30d
[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" "ab3506c0f89295f367b3b20d8b79c227e4d5721d2acaae50a4137ed955bfe30d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab3506c0f89295f367b3b20d8b79c227e4d5721d2acaae50a4137ed955bfe30d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab3506c0f89295f367b3b20d8b79c227e4d5721d2acaae50a4137ed955bfe30d", kill_on_drop: false }`
[INFO] [stdout] ab3506c0f89295f367b3b20d8b79c227e4d5721d2acaae50a4137ed955bfe30d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] e4ca5a3d4649bd4d4f97f8e046be18aa42de0c7a31993ca07192ca30326a1152
[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" "e4ca5a3d4649bd4d4f97f8e046be18aa42de0c7a31993ca07192ca30326a1152", kill_on_drop: false }`
[INFO] [stderr]    Compiling hydrum v0.0.0-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "e4ca5a3d4649bd4d4f97f8e046be18aa42de0c7a31993ca07192ca30326a1152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ca5a3d4649bd4d4f97f8e046be18aa42de0c7a31993ca07192ca30326a1152", kill_on_drop: false }`
[INFO] [stdout] e4ca5a3d4649bd4d4f97f8e046be18aa42de0c7a31993ca07192ca30326a1152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 984a05a1145fc45d7d0b2e8337a3585a5912f7c6e01b9ebd0cbc1b883da3d951
[INFO] running `Command { std: "docker" "start" "-a" "984a05a1145fc45d7d0b2e8337a3585a5912f7c6e01b9ebd0cbc1b883da3d951", kill_on_drop: false }`
[INFO] [stderr]    Compiling hydrum v0.0.0-placeholder (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "984a05a1145fc45d7d0b2e8337a3585a5912f7c6e01b9ebd0cbc1b883da3d951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "984a05a1145fc45d7d0b2e8337a3585a5912f7c6e01b9ebd0cbc1b883da3d951", kill_on_drop: false }`
[INFO] [stdout] 984a05a1145fc45d7d0b2e8337a3585a5912f7c6e01b9ebd0cbc1b883da3d951
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 4ff975014899b51569fc877c7a73d43e4c8503a79ed516862609fc8305805c51
[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" "4ff975014899b51569fc877c7a73d43e4c8503a79ed516862609fc8305805c51", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hydrum-557bb9b35364ee60
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests hydrum
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "4ff975014899b51569fc877c7a73d43e4c8503a79ed516862609fc8305805c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff975014899b51569fc877c7a73d43e4c8503a79ed516862609fc8305805c51", kill_on_drop: false }`
[INFO] [stdout] 4ff975014899b51569fc877c7a73d43e4c8503a79ed516862609fc8305805c51