[INFO] fetching crate e-ring 0.2.0...
[INFO] testing e-ring-0.2.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate e-ring 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate e-ring 0.2.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate e-ring 0.2.0
[INFO] finished tweaking crates.io crate e-ring 0.2.0
[INFO] tweaked toml for crates.io crate e-ring 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a5b5a1e607bebee6daf699c56ad908b1a9da93aa875c922900b2b10aa608844
[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" "2a5b5a1e607bebee6daf699c56ad908b1a9da93aa875c922900b2b10aa608844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a5b5a1e607bebee6daf699c56ad908b1a9da93aa875c922900b2b10aa608844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a5b5a1e607bebee6daf699c56ad908b1a9da93aa875c922900b2b10aa608844", kill_on_drop: false }`
[INFO] [stdout] 2a5b5a1e607bebee6daf699c56ad908b1a9da93aa875c922900b2b10aa608844
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] f5bd1d92bc73890b3d6aa04ea143c2c28f4687edcae8339b4295c96b2d9ef9b2
[INFO] running `Command { std: "docker" "start" "-a" "f5bd1d92bc73890b3d6aa04ea143c2c28f4687edcae8339b4295c96b2d9ef9b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling e-ring v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "f5bd1d92bc73890b3d6aa04ea143c2c28f4687edcae8339b4295c96b2d9ef9b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5bd1d92bc73890b3d6aa04ea143c2c28f4687edcae8339b4295c96b2d9ef9b2", kill_on_drop: false }`
[INFO] [stdout] f5bd1d92bc73890b3d6aa04ea143c2c28f4687edcae8339b4295c96b2d9ef9b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 916aace0ac00d83d5183a41b311712b34245c8eb7d1c0865ae45e775791dd004
[INFO] running `Command { std: "docker" "start" "-a" "916aace0ac00d83d5183a41b311712b34245c8eb7d1c0865ae45e775791dd004", kill_on_drop: false }`
[INFO] [stderr]    Compiling e-ring v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "916aace0ac00d83d5183a41b311712b34245c8eb7d1c0865ae45e775791dd004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "916aace0ac00d83d5183a41b311712b34245c8eb7d1c0865ae45e775791dd004", kill_on_drop: false }`
[INFO] [stdout] 916aace0ac00d83d5183a41b311712b34245c8eb7d1c0865ae45e775791dd004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eeed3afba24a56a06e2dc8e5abfee2511ee3004031c2e7b56fe8ef798f6afc80
[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" "eeed3afba24a56a06e2dc8e5abfee2511ee3004031c2e7b56fe8ef798f6afc80", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/e_ring-3d16efb4cfe3d212)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test rescale::test::test_rescale ... ok
[INFO] [stdout] test ring::test::test_ring ... ok
[INFO] [stderr]    Doc-tests e-ring
[INFO] [stdout] test rescale::test::test_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eeed3afba24a56a06e2dc8e5abfee2511ee3004031c2e7b56fe8ef798f6afc80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeed3afba24a56a06e2dc8e5abfee2511ee3004031c2e7b56fe8ef798f6afc80", kill_on_drop: false }`
[INFO] [stdout] eeed3afba24a56a06e2dc8e5abfee2511ee3004031c2e7b56fe8ef798f6afc80