[INFO] fetching crate zedmq 0.5.0...
[INFO] testing zedmq-0.5.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate zedmq 0.5.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate zedmq 0.5.0 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 zedmq 0.5.0
[INFO] finished tweaking crates.io crate zedmq 0.5.0
[INFO] tweaked toml for crates.io crate zedmq 0.5.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate zedmq 0.5.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 30895031c43dc5fde240e561f0142fa6d8f29363e5e4604c60c567b3eb52e8b7
[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" "30895031c43dc5fde240e561f0142fa6d8f29363e5e4604c60c567b3eb52e8b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30895031c43dc5fde240e561f0142fa6d8f29363e5e4604c60c567b3eb52e8b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30895031c43dc5fde240e561f0142fa6d8f29363e5e4604c60c567b3eb52e8b7", kill_on_drop: false }`
[INFO] [stdout] 30895031c43dc5fde240e561f0142fa6d8f29363e5e4604c60c567b3eb52e8b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 8f898fcbc3024f4ad868a8d4a28528e4f964fb01a715f5d3179a99e8e2302eb5
[INFO] running `Command { std: "docker" "start" "-a" "8f898fcbc3024f4ad868a8d4a28528e4f964fb01a715f5d3179a99e8e2302eb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling zedmq v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `codec::FrameBuf`
[INFO] [stdout]  --> src/socket_type/sub_t.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{codec::FrameBuf, stream::Stream};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `security`
[INFO] [stdout]  --> src/codec/protocol.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     security: Option<()>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `security`
[INFO] [stdout]   --> src/codec/mod.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn security(&mut self, _security: ()) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bind`
[INFO] [stdout]   --> src/stream.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Bind(R),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/socket_type/req_t.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn recv(mut self) -> io::Result<(Vec<Vec<u8>>, Req)> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "8f898fcbc3024f4ad868a8d4a28528e4f964fb01a715f5d3179a99e8e2302eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f898fcbc3024f4ad868a8d4a28528e4f964fb01a715f5d3179a99e8e2302eb5", kill_on_drop: false }`
[INFO] [stdout] 8f898fcbc3024f4ad868a8d4a28528e4f964fb01a715f5d3179a99e8e2302eb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 9d50f51ec50d86a89fb39ba9d4df0c5633e6e5dccbf6a49980ed90101f3bf12d
[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" "9d50f51ec50d86a89fb39ba9d4df0c5633e6e5dccbf6a49980ed90101f3bf12d", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stdout] warning: unused import: `codec::FrameBuf`
[INFO] [stdout]  --> src/socket_type/sub_t.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{codec::FrameBuf, stream::Stream};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `security`
[INFO] [stdout]  --> src/codec/protocol.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     security: Option<()>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `security`
[INFO] [stdout]   --> src/codec/mod.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn security(&mut self, _security: ()) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bind`
[INFO] [stdout]   --> src/stream.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Bind(R),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]   --> src/socket_type/req_t.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn recv(mut self) -> io::Result<(Vec<Vec<u8>>, Req)> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]    Compiling zedmq v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `codec::FrameBuf`
[INFO] [stdout]  --> src/socket_type/sub_t.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{codec::FrameBuf, stream::Stream};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `security`
[INFO] [stdout]  --> src/codec/protocol.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     security: Option<()>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `security`
[INFO] [stdout]   --> src/codec/mod.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn security(&mut self, _security: ()) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bind`
[INFO] [stdout]   --> src/stream.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Bind(R),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.46s
[INFO] running `Command { std: "docker" "inspect" "9d50f51ec50d86a89fb39ba9d4df0c5633e6e5dccbf6a49980ed90101f3bf12d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d50f51ec50d86a89fb39ba9d4df0c5633e6e5dccbf6a49980ed90101f3bf12d", kill_on_drop: false }`
[INFO] [stdout] 9d50f51ec50d86a89fb39ba9d4df0c5633e6e5dccbf6a49980ed90101f3bf12d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b172951d968de62a5708f07d18855f0baf76dd58a9e030d34a08fad30bd635a9
[INFO] running `Command { std: "docker" "start" "-a" "b172951d968de62a5708f07d18855f0baf76dd58a9e030d34a08fad30bd635a9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `codec::FrameBuf`
[INFO] [stderr]  --> src/socket_type/sub_t.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::{codec::FrameBuf, stream::Stream};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `security`
[INFO] [stderr]  --> src/codec/protocol.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     security: Option<()>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `security`
[INFO] [stderr]   --> src/codec/mod.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn security(&mut self, _security: ()) -> &mut Self {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Bind`
[INFO] [stderr]   --> src/stream.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Bind(R),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]   --> src/socket_type/req_t.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn recv(mut self) -> io::Result<(Vec<Vec<u8>>, Req)> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 | #![warn(missing_docs)]
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `codec::FrameBuf`
[INFO] [stderr]  --> src/socket_type/sub_t.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::{codec::FrameBuf, stream::Stream};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `security`
[INFO] [stderr]  --> src/codec/protocol.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     security: Option<()>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `security`
[INFO] [stderr]   --> src/codec/mod.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn security(&mut self, _security: ()) -> &mut Self {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Bind`
[INFO] [stderr]   --> src/stream.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Bind(R),
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/zedmq-e8e917cb9646708f
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests zedmq
[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 1 test
[INFO] [stdout] test src/lib.rs - (line 62) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b172951d968de62a5708f07d18855f0baf76dd58a9e030d34a08fad30bd635a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b172951d968de62a5708f07d18855f0baf76dd58a9e030d34a08fad30bd635a9", kill_on_drop: false }`
[INFO] [stdout] b172951d968de62a5708f07d18855f0baf76dd58a9e030d34a08fad30bd635a9