[INFO] fetching crate ids_container 0.1.1...
[INFO] testing ids_container-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ids_container 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ids_container 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ids_container 0.1.1
[INFO] finished tweaking crates.io crate ids_container 0.1.1
[INFO] tweaked toml for crates.io crate ids_container 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ea6c347a7ba393075408116b48809cf143bc85fafd1c3e3d7d37b6a8c1c1ac0
[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" "7ea6c347a7ba393075408116b48809cf143bc85fafd1c3e3d7d37b6a8c1c1ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ea6c347a7ba393075408116b48809cf143bc85fafd1c3e3d7d37b6a8c1c1ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea6c347a7ba393075408116b48809cf143bc85fafd1c3e3d7d37b6a8c1c1ac0", kill_on_drop: false }`
[INFO] [stdout] 7ea6c347a7ba393075408116b48809cf143bc85fafd1c3e3d7d37b6a8c1c1ac0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 989cfdc94af452ecded357d61eea810ee68171d7453a53289b05c113455846da
[INFO] running `Command { std: "docker" "start" "-a" "989cfdc94af452ecded357d61eea810ee68171d7453a53289b05c113455846da", kill_on_drop: false }`
[INFO] [stderr]    Compiling ids_container v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "989cfdc94af452ecded357d61eea810ee68171d7453a53289b05c113455846da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989cfdc94af452ecded357d61eea810ee68171d7453a53289b05c113455846da", kill_on_drop: false }`
[INFO] [stdout] 989cfdc94af452ecded357d61eea810ee68171d7453a53289b05c113455846da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] bef40d1acbac1cef05d965a2813b3ab7624285a2f1d35ef0265446b5e4be4cae
[INFO] running `Command { std: "docker" "start" "-a" "bef40d1acbac1cef05d965a2813b3ab7624285a2f1d35ef0265446b5e4be4cae", kill_on_drop: false }`
[INFO] [stderr]    Compiling ids_container v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "bef40d1acbac1cef05d965a2813b3ab7624285a2f1d35ef0265446b5e4be4cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bef40d1acbac1cef05d965a2813b3ab7624285a2f1d35ef0265446b5e4be4cae", kill_on_drop: false }`
[INFO] [stdout] bef40d1acbac1cef05d965a2813b3ab7624285a2f1d35ef0265446b5e4be4cae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68fed078c282182e77fb8ea43343fd32bdb126c68ad7b3f48798397afe513327
[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" "68fed078c282182e77fb8ea43343fd32bdb126c68ad7b3f48798397afe513327", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ids_container-f116a32399b7938d
[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] [stderr]      Running /opt/rustwide/target/debug/deps/tests-7cb739b3926979a8
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test different_ids ... ok
[INFO] [stdout] test get ... ok
[INFO] [stdout] test is_empty ... ok
[INFO] [stdout] test len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ids_container
[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" "68fed078c282182e77fb8ea43343fd32bdb126c68ad7b3f48798397afe513327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68fed078c282182e77fb8ea43343fd32bdb126c68ad7b3f48798397afe513327", kill_on_drop: false }`
[INFO] [stdout] 68fed078c282182e77fb8ea43343fd32bdb126c68ad7b3f48798397afe513327