[INFO] fetching crate wasmer-middleware-common 0.17.1...
[INFO] testing wasmer-middleware-common-0.17.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate wasmer-middleware-common 0.17.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate wasmer-middleware-common 0.17.1 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 wasmer-middleware-common 0.17.1
[INFO] finished tweaking crates.io crate wasmer-middleware-common 0.17.1
[INFO] tweaked toml for crates.io crate wasmer-middleware-common 0.17.1 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 6c694493bbd91a91d84e75bcceb3e28ba5e758c177cbd4b69dbad75c503ef7de
[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" "6c694493bbd91a91d84e75bcceb3e28ba5e758c177cbd4b69dbad75c503ef7de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c694493bbd91a91d84e75bcceb3e28ba5e758c177cbd4b69dbad75c503ef7de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c694493bbd91a91d84e75bcceb3e28ba5e758c177cbd4b69dbad75c503ef7de", kill_on_drop: false }`
[INFO] [stdout] 6c694493bbd91a91d84e75bcceb3e28ba5e758c177cbd4b69dbad75c503ef7de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] acc601d8854ad9345e17958494423bf85468a209b9253ba586e504f8f9edc419
[INFO] running `Command { std: "docker" "start" "-a" "acc601d8854ad9345e17958494423bf85468a209b9253ba586e504f8f9edc419", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling serde-bench v0.0.7
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling wasmer-runtime-core v0.17.1
[INFO] [stderr]    Compiling wasmer-middleware-common v0.17.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.44s
[INFO] running `Command { std: "docker" "inspect" "acc601d8854ad9345e17958494423bf85468a209b9253ba586e504f8f9edc419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc601d8854ad9345e17958494423bf85468a209b9253ba586e504f8f9edc419", kill_on_drop: false }`
[INFO] [stdout] acc601d8854ad9345e17958494423bf85468a209b9253ba586e504f8f9edc419
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 005fb472fcc35e01cf77c1c35ae7a7b3a3673c9fe0bd24440f7732131d3bdf2b
[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" "005fb472fcc35e01cf77c1c35ae7a7b3a3673c9fe0bd24440f7732131d3bdf2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasmer-middleware-common v0.17.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "005fb472fcc35e01cf77c1c35ae7a7b3a3673c9fe0bd24440f7732131d3bdf2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "005fb472fcc35e01cf77c1c35ae7a7b3a3673c9fe0bd24440f7732131d3bdf2b", kill_on_drop: false }`
[INFO] [stdout] 005fb472fcc35e01cf77c1c35ae7a7b3a3673c9fe0bd24440f7732131d3bdf2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7079894eed61b306489adf2f6068fc6d703a08bbb68dff2e69c9ceddf301cd78
[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" "7079894eed61b306489adf2f6068fc6d703a08bbb68dff2e69c9ceddf301cd78", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wasmer_middleware_common-a026aff122cb995b
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests wasmer-middleware-common
[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] [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 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7079894eed61b306489adf2f6068fc6d703a08bbb68dff2e69c9ceddf301cd78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7079894eed61b306489adf2f6068fc6d703a08bbb68dff2e69c9ceddf301cd78", kill_on_drop: false }`
[INFO] [stdout] 7079894eed61b306489adf2f6068fc6d703a08bbb68dff2e69c9ceddf301cd78