[INFO] fetching crate ddelta 0.2.1...
[INFO] testing ddelta-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ddelta 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ddelta 0.2.1 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 ddelta 0.2.1
[INFO] finished tweaking crates.io crate ddelta 0.2.1
[INFO] tweaked toml for crates.io crate ddelta 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate ddelta 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerocopy v0.3.0
[INFO] [stderr]   Downloaded cdivsufsort v2.0.0
[INFO] [stderr]   Downloaded argh v0.1.3
[INFO] [stderr]   Downloaded argh_derive v0.1.1
[INFO] [stderr]   Downloaded zerocopy-derive v0.2.0
[INFO] [stderr]   Downloaded argh_shared v0.1.1
[INFO] [stderr]   Downloaded sacabase v2.0.0
[INFO] [stderr]   Downloaded divsufsort v2.0.0
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 272b738a80e928c962626cbf5114f40123fce59bd7c8478e83d3d59c764f569d
[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" "272b738a80e928c962626cbf5114f40123fce59bd7c8478e83d3d59c764f569d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "272b738a80e928c962626cbf5114f40123fce59bd7c8478e83d3d59c764f569d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "272b738a80e928c962626cbf5114f40123fce59bd7c8478e83d3d59c764f569d", kill_on_drop: false }`
[INFO] [stdout] 272b738a80e928c962626cbf5114f40123fce59bd7c8478e83d3d59c764f569d
[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=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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8243ba436267f08803569e2073e593f7a359fcfa151ae15105ff98a17eb8a891
[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" "8243ba436267f08803569e2073e593f7a359fcfa151ae15105ff98a17eb8a891", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling cdivsufsort v2.0.0
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling sacabase v2.0.0
[INFO] [stderr]    Compiling divsufsort v2.0.0
[INFO] [stderr]    Compiling console v0.10.0
[INFO] [stderr]    Compiling indicatif v0.14.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]    Compiling zerocopy v0.3.0
[INFO] [stderr]    Compiling argh v0.1.3
[INFO] [stderr]    Compiling ddelta v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.94s
[INFO] running `Command { std: "docker" "inspect" "8243ba436267f08803569e2073e593f7a359fcfa151ae15105ff98a17eb8a891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8243ba436267f08803569e2073e593f7a359fcfa151ae15105ff98a17eb8a891", kill_on_drop: false }`
[INFO] [stdout] 8243ba436267f08803569e2073e593f7a359fcfa151ae15105ff98a17eb8a891
[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=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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b69380aca46d2166d811cd048a667087f8b62c2df5ff205a36773c3831d6bbaf
[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" "b69380aca46d2166d811cd048a667087f8b62c2df5ff205a36773c3831d6bbaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling ddelta v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "b69380aca46d2166d811cd048a667087f8b62c2df5ff205a36773c3831d6bbaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69380aca46d2166d811cd048a667087f8b62c2df5ff205a36773c3831d6bbaf", kill_on_drop: false }`
[INFO] [stdout] b69380aca46d2166d811cd048a667087f8b62c2df5ff205a36773c3831d6bbaf
[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=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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9426ba8d378adf1c8541559698e6a206ce56f2bc87bb5d13c48ba52294100a4
[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" "a9426ba8d378adf1c8541559698e6a206ce56f2bc87bb5d13c48ba52294100a4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ddelta-e32d5368505b95e6
[INFO] [stdout] running 1 test
[INFO] [stdout] test diff::test::testy ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ddelta-5f36d6d18af62302
[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] [stderr]    Doc-tests ddelta
[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" "a9426ba8d378adf1c8541559698e6a206ce56f2bc87bb5d13c48ba52294100a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9426ba8d378adf1c8541559698e6a206ce56f2bc87bb5d13c48ba52294100a4", kill_on_drop: false }`
[INFO] [stdout] a9426ba8d378adf1c8541559698e6a206ce56f2bc87bb5d13c48ba52294100a4