[INFO] fetching crate libp2p-plaintext 0.26.0...
[INFO] testing libp2p-plaintext-0.26.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate libp2p-plaintext 0.26.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate libp2p-plaintext 0.26.0 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 libp2p-plaintext 0.26.0
[INFO] finished tweaking crates.io crate libp2p-plaintext 0.26.0
[INFO] tweaked toml for crates.io crate libp2p-plaintext 0.26.0 written to /workspace/builds/worker-7/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-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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c671d826f0a098e28812164914910d5d9e4fcd07c25f3a45d2de2654024d9a9
[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" "3c671d826f0a098e28812164914910d5d9e4fcd07c25f3a45d2de2654024d9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c671d826f0a098e28812164914910d5d9e4fcd07c25f3a45d2de2654024d9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c671d826f0a098e28812164914910d5d9e4fcd07c25f3a45d2de2654024d9a9", kill_on_drop: false }`
[INFO] [stdout] 3c671d826f0a098e28812164914910d5d9e4fcd07c25f3a45d2de2654024d9a9
[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" "+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] b40eaafe9e6b4950fd70311ebd5c289680cecc64933593948847d226ac43549e
[INFO] running `Command { std: "docker" "start" "-a" "b40eaafe9e6b4950fd70311ebd5c289680cecc64933593948847d226ac43549e", kill_on_drop: false }`
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling curve25519-dalek v3.0.0
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling libp2p-core v0.26.0
[INFO] [stderr]    Compiling libp2p-plaintext v0.26.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling futures_codec v0.4.1
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling multihash v0.13.2
[INFO] [stderr]    Compiling multistream-select v0.9.1
[INFO] [stderr]    Compiling parity-multiaddr v0.10.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.19s
[INFO] running `Command { std: "docker" "inspect" "b40eaafe9e6b4950fd70311ebd5c289680cecc64933593948847d226ac43549e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b40eaafe9e6b4950fd70311ebd5c289680cecc64933593948847d226ac43549e", kill_on_drop: false }`
[INFO] [stdout] b40eaafe9e6b4950fd70311ebd5c289680cecc64933593948847d226ac43549e
[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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 127aaf8f593cf14e4e55568af799e233f5da9ea8d312ceaf368f78cd464d58aa
[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" "127aaf8f593cf14e4e55568af799e233f5da9ea8d312ceaf368f78cd464d58aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling libp2p-plaintext v0.26.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.53s
[INFO] running `Command { std: "docker" "inspect" "127aaf8f593cf14e4e55568af799e233f5da9ea8d312ceaf368f78cd464d58aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "127aaf8f593cf14e4e55568af799e233f5da9ea8d312ceaf368f78cd464d58aa", kill_on_drop: false }`
[INFO] [stdout] 127aaf8f593cf14e4e55568af799e233f5da9ea8d312ceaf368f78cd464d58aa
[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" "+1.49.0" "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] d92bba6b2fd0923e330fef06842d00229675accee75069075234c77e4e71d447
[INFO] running `Command { std: "docker" "start" "-a" "d92bba6b2fd0923e330fef06842d00229675accee75069075234c77e4e71d447", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libp2p_plaintext-075e157b52f9dcc2
[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/smoke-94145d5272da8ee7
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests libp2p-plaintext
[INFO] [stdout] test variable_msg_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - PlainText1Config (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d92bba6b2fd0923e330fef06842d00229675accee75069075234c77e4e71d447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92bba6b2fd0923e330fef06842d00229675accee75069075234c77e4e71d447", kill_on_drop: false }`
[INFO] [stdout] d92bba6b2fd0923e330fef06842d00229675accee75069075234c77e4e71d447