[INFO] fetching crate subspace 0.1.0...
[INFO] testing subspace-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate subspace 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate subspace 0.1.0 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 subspace 0.1.0
[INFO] finished tweaking crates.io crate subspace 0.1.0
[INFO] tweaked toml for crates.io crate subspace 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate subspace 0.1.0 already has a lockfile, it will not be regenerated
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 591d70e9a8eb9e3a4e9407145f92b33a9a7d494607b5dba07a9fe554432e3fce
[INFO] running `Command { std: "docker" "start" "-a" "591d70e9a8eb9e3a4e9407145f92b33a9a7d494607b5dba07a9fe554432e3fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "591d70e9a8eb9e3a4e9407145f92b33a9a7d494607b5dba07a9fe554432e3fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "591d70e9a8eb9e3a4e9407145f92b33a9a7d494607b5dba07a9fe554432e3fce", kill_on_drop: false }`
[INFO] [stdout] 591d70e9a8eb9e3a4e9407145f92b33a9a7d494607b5dba07a9fe554432e3fce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 5927a994dcab4774ef7a3c441d2669faab4351902cafc91d6856379bcbc8e473
[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" "5927a994dcab4774ef7a3c441d2669faab4351902cafc91d6856379bcbc8e473", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling subspace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.26s
[INFO] running `Command { std: "docker" "inspect" "5927a994dcab4774ef7a3c441d2669faab4351902cafc91d6856379bcbc8e473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5927a994dcab4774ef7a3c441d2669faab4351902cafc91d6856379bcbc8e473", kill_on_drop: false }`
[INFO] [stdout] 5927a994dcab4774ef7a3c441d2669faab4351902cafc91d6856379bcbc8e473
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] bcc13c29e444c6a0bf7906a188837c750e6e22d5cd7873630ec85dfb4a1eb482
[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" "bcc13c29e444c6a0bf7906a188837c750e6e22d5cd7873630ec85dfb4a1eb482", kill_on_drop: false }`
[INFO] [stderr]    Compiling subspace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "bcc13c29e444c6a0bf7906a188837c750e6e22d5cd7873630ec85dfb4a1eb482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcc13c29e444c6a0bf7906a188837c750e6e22d5cd7873630ec85dfb4a1eb482", kill_on_drop: false }`
[INFO] [stdout] bcc13c29e444c6a0bf7906a188837c750e6e22d5cd7873630ec85dfb4a1eb482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] ccd7a09b029f2d1afa756274df3e50141503815db3686268b8dbeadf2eb1dc48
[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" "ccd7a09b029f2d1afa756274df3e50141503815db3686268b8dbeadf2eb1dc48", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/subspace-626260110560c33f
[INFO] [stdout] test error::tests::error_is_send ... ok
[INFO] [stdout] test transceiver::tests::transceiver_send_receive ... ok
[INFO] [stdout] test link::tests::link_transmit ... ok
[INFO] [stdout] test error::tests::error_is_sync ... ok
[INFO] [stdout] test transmission::tests::message_send_and_receive ... ok
[INFO] [stdout] test transceiver::tests::transceiver_receive_in_order ... ok
[INFO] [stdout] test transmission::tests::message_receive_delayed ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/example-f87fa4f5aeecebd1
[INFO] [stdout] test transceiver::tests::transceiver_handle_stale_stream ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests subspace
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ccd7a09b029f2d1afa756274df3e50141503815db3686268b8dbeadf2eb1dc48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccd7a09b029f2d1afa756274df3e50141503815db3686268b8dbeadf2eb1dc48", kill_on_drop: false }`
[INFO] [stdout] ccd7a09b029f2d1afa756274df3e50141503815db3686268b8dbeadf2eb1dc48