[INFO] fetching crate twasm 0.0.0...
[INFO] testing twasm-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate twasm 0.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate twasm 0.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twasm 0.0.0
[INFO] finished tweaking crates.io crate twasm 0.0.0
[INFO] tweaked toml for crates.io crate twasm 0.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c6ba23004a250df85d40463e0e0d1e6f256c45dfcd4e692becb37aed912fd2d
[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" "2c6ba23004a250df85d40463e0e0d1e6f256c45dfcd4e692becb37aed912fd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c6ba23004a250df85d40463e0e0d1e6f256c45dfcd4e692becb37aed912fd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c6ba23004a250df85d40463e0e0d1e6f256c45dfcd4e692becb37aed912fd2d", kill_on_drop: false }`
[INFO] [stdout] 2c6ba23004a250df85d40463e0e0d1e6f256c45dfcd4e692becb37aed912fd2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0282c11fc32fd6e7359d89055fce12ecfd8eb1ab3b93bb0a194e230b3d96f5c
[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" "e0282c11fc32fd6e7359d89055fce12ecfd8eb1ab3b93bb0a194e230b3d96f5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling twasm v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "e0282c11fc32fd6e7359d89055fce12ecfd8eb1ab3b93bb0a194e230b3d96f5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0282c11fc32fd6e7359d89055fce12ecfd8eb1ab3b93bb0a194e230b3d96f5c", kill_on_drop: false }`
[INFO] [stdout] e0282c11fc32fd6e7359d89055fce12ecfd8eb1ab3b93bb0a194e230b3d96f5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fe9b4db2888a70e5ed1c485bc88627ce5f2e0fe45ffc678f24f75aa5e23accd
[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" "7fe9b4db2888a70e5ed1c485bc88627ce5f2e0fe45ffc678f24f75aa5e23accd", kill_on_drop: false }`
[INFO] [stderr]    Compiling twasm v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/twasm-600e268535f9c83f)
[INFO] running `Command { std: "docker" "inspect" "7fe9b4db2888a70e5ed1c485bc88627ce5f2e0fe45ffc678f24f75aa5e23accd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe9b4db2888a70e5ed1c485bc88627ce5f2e0fe45ffc678f24f75aa5e23accd", kill_on_drop: false }`
[INFO] [stdout] 7fe9b4db2888a70e5ed1c485bc88627ce5f2e0fe45ffc678f24f75aa5e23accd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] b8ee2aaadda93557c61929986575e664cb409628501625a6e83215522fad4ba7
[INFO] running `Command { std: "docker" "start" "-a" "b8ee2aaadda93557c61929986575e664cb409628501625a6e83215522fad4ba7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/twasm-600e268535f9c83f)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests twasm
[INFO] [stdout] test tests::it_works ... 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] [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" "b8ee2aaadda93557c61929986575e664cb409628501625a6e83215522fad4ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8ee2aaadda93557c61929986575e664cb409628501625a6e83215522fad4ba7", kill_on_drop: false }`
[INFO] [stdout] b8ee2aaadda93557c61929986575e664cb409628501625a6e83215522fad4ba7