[INFO] fetching crate internet-checksum 0.2.0...
[INFO] testing internet-checksum-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate internet-checksum 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate internet-checksum 0.2.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate internet-checksum 0.2.0
[INFO] finished tweaking crates.io crate internet-checksum 0.2.0
[INFO] tweaked toml for crates.io crate internet-checksum 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] e29ecc0a702207001446553232920d412914d7c1e77cf5151d3058df8e377827
[INFO] running `Command { std: "docker" "start" "-a" "e29ecc0a702207001446553232920d412914d7c1e77cf5151d3058df8e377827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e29ecc0a702207001446553232920d412914d7c1e77cf5151d3058df8e377827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e29ecc0a702207001446553232920d412914d7c1e77cf5151d3058df8e377827", kill_on_drop: false }`
[INFO] [stdout] e29ecc0a702207001446553232920d412914d7c1e77cf5151d3058df8e377827
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7436285893bf4f033b612c7e84e4c580b5a2e4fbba6a31949e009093772e534
[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" "e7436285893bf4f033b612c7e84e4c580b5a2e4fbba6a31949e009093772e534", kill_on_drop: false }`
[INFO] [stderr]    Compiling internet-checksum v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "e7436285893bf4f033b612c7e84e4c580b5a2e4fbba6a31949e009093772e534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7436285893bf4f033b612c7e84e4c580b5a2e4fbba6a31949e009093772e534", kill_on_drop: false }`
[INFO] [stdout] e7436285893bf4f033b612c7e84e4c580b5a2e4fbba6a31949e009093772e534
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1bc6629507c7baed6b5cfd0ab4958bcb1760338c382da16c6ad2d003b8c63aa
[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" "d1bc6629507c7baed6b5cfd0ab4958bcb1760338c382da16c6ad2d003b8c63aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling internet-checksum v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "d1bc6629507c7baed6b5cfd0ab4958bcb1760338c382da16c6ad2d003b8c63aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1bc6629507c7baed6b5cfd0ab4958bcb1760338c382da16c6ad2d003b8c63aa", kill_on_drop: false }`
[INFO] [stdout] d1bc6629507c7baed6b5cfd0ab4958bcb1760338c382da16c6ad2d003b8c63aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c707cfc6999fb420eca7d2eb70c65cb7af4b49f5d553ef2901f84f11628dcf2
[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" "0c707cfc6999fb420eca7d2eb70c65cb7af4b49f5d553ef2901f84f11628dcf2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/internet_checksum-80bec75504d5c3a7
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_update ... ok
[INFO] [stdout] test tests::test_smoke_update ... ok
[INFO] [stdout] test tests::test_checksum ... ok
[INFO] [stdout] test tests::test_add_bytes_small_prop_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests internet-checksum
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - checksum (line 138) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0c707cfc6999fb420eca7d2eb70c65cb7af4b49f5d553ef2901f84f11628dcf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c707cfc6999fb420eca7d2eb70c65cb7af4b49f5d553ef2901f84f11628dcf2", kill_on_drop: false }`
[INFO] [stdout] 0c707cfc6999fb420eca7d2eb70c65cb7af4b49f5d553ef2901f84f11628dcf2