[INFO] crate ops-core 0.2.0 is already in cache
[INFO] testing ops-core-0.2.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate ops-core 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ops-core 0.2.0 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 ops-core 0.2.0
[INFO] finished tweaking crates.io crate ops-core 0.2.0
[INFO] tweaked toml for crates.io crate ops-core 0.2.0 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] [stdout] be204ff666eb8c264440103ce769d6fbd6499d517778852ca5134947b55f30c4
[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" "be204ff666eb8c264440103ce769d6fbd6499d517778852ca5134947b55f30c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be204ff666eb8c264440103ce769d6fbd6499d517778852ca5134947b55f30c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be204ff666eb8c264440103ce769d6fbd6499d517778852ca5134947b55f30c4", kill_on_drop: false }`
[INFO] [stdout] be204ff666eb8c264440103ce769d6fbd6499d517778852ca5134947b55f30c4
[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] e37d5233383aa16cf5d4f2743e8a5d7f5e2fdd02e1ea5b4f5a3f2e9e45a583e3
[INFO] running `Command { std: "docker" "start" "-a" "e37d5233383aa16cf5d4f2743e8a5d7f5e2fdd02e1ea5b4f5a3f2e9e45a583e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling ops-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.59s
[INFO] running `Command { std: "docker" "inspect" "e37d5233383aa16cf5d4f2743e8a5d7f5e2fdd02e1ea5b4f5a3f2e9e45a583e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e37d5233383aa16cf5d4f2743e8a5d7f5e2fdd02e1ea5b4f5a3f2e9e45a583e3", kill_on_drop: false }`
[INFO] [stdout] e37d5233383aa16cf5d4f2743e8a5d7f5e2fdd02e1ea5b4f5a3f2e9e45a583e3
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d1cb66fef78849120b2e62e8c1a7e65942b2e343a26212fbe2980bb5705b5713
[INFO] running `Command { std: "docker" "start" "-a" "d1cb66fef78849120b2e62e8c1a7e65942b2e343a26212fbe2980bb5705b5713", kill_on_drop: false }`
[INFO] [stderr]    Compiling ops-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "d1cb66fef78849120b2e62e8c1a7e65942b2e343a26212fbe2980bb5705b5713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1cb66fef78849120b2e62e8c1a7e65942b2e343a26212fbe2980bb5705b5713", kill_on_drop: false }`
[INFO] [stdout] d1cb66fef78849120b2e62e8c1a7e65942b2e343a26212fbe2980bb5705b5713
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9715e95034f47ec29b994377a2992352a0ac604297462419d5a258278564020c
[INFO] running `Command { std: "docker" "start" "-a" "9715e95034f47ec29b994377a2992352a0ac604297462419d5a258278564020c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ops_core-c2e9a64fbbba361a
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ops-core
[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] [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" "9715e95034f47ec29b994377a2992352a0ac604297462419d5a258278564020c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9715e95034f47ec29b994377a2992352a0ac604297462419d5a258278564020c", kill_on_drop: false }`
[INFO] [stdout] 9715e95034f47ec29b994377a2992352a0ac604297462419d5a258278564020c