[INFO] fetching crate roboxide 0.1.1...
[INFO] testing roboxide-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate roboxide 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate roboxide 0.1.1 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 roboxide 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate roboxide 0.1.1
[INFO] tweaked toml for crates.io crate roboxide 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate roboxide 0.1.1 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] [stderr]     Blocking waiting for file lock on package cache
[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" "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] 1409ea7c92670589a9f55f0f87a25faed7d47f92038a3673c5a8276facff6270
[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" "1409ea7c92670589a9f55f0f87a25faed7d47f92038a3673c5a8276facff6270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1409ea7c92670589a9f55f0f87a25faed7d47f92038a3673c5a8276facff6270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1409ea7c92670589a9f55f0f87a25faed7d47f92038a3673c5a8276facff6270", kill_on_drop: false }`
[INFO] [stdout] 1409ea7c92670589a9f55f0f87a25faed7d47f92038a3673c5a8276facff6270
[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" "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] d0f79a09f76fafb78381cfab4e743d41ba1c7a7c57f4aac887d73c3465b6b612
[INFO] running `Command { std: "docker" "start" "-a" "d0f79a09f76fafb78381cfab4e743d41ba1c7a7c57f4aac887d73c3465b6b612", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling roboxide v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/lib/pubsub.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `service_proxy`
[INFO] [stdout]  --> src/lib/service.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn service_proxy() -> Result<(), zmq::Error> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.43s
[INFO] running `Command { std: "docker" "inspect" "d0f79a09f76fafb78381cfab4e743d41ba1c7a7c57f4aac887d73c3465b6b612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f79a09f76fafb78381cfab4e743d41ba1c7a7c57f4aac887d73c3465b6b612", kill_on_drop: false }`
[INFO] [stdout] d0f79a09f76fafb78381cfab4e743d41ba1c7a7c57f4aac887d73c3465b6b612
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a8525f4d28b4bdd5b9a1b9cb36ed8d6abec37da45917354ac2f49701f73373db
[INFO] running `Command { std: "docker" "start" "-a" "a8525f4d28b4bdd5b9a1b9cb36ed8d6abec37da45917354ac2f49701f73373db", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/lib/pubsub.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `service_proxy`
[INFO] [stdout]  --> src/lib/service.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn service_proxy() -> Result<(), zmq::Error> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling roboxide v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `service_proxy`
[INFO] [stdout]  --> src/lib/service.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn service_proxy() -> Result<(), zmq::Error> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "a8525f4d28b4bdd5b9a1b9cb36ed8d6abec37da45917354ac2f49701f73373db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8525f4d28b4bdd5b9a1b9cb36ed8d6abec37da45917354ac2f49701f73373db", kill_on_drop: false }`
[INFO] [stdout] a8525f4d28b4bdd5b9a1b9cb36ed8d6abec37da45917354ac2f49701f73373db
[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" "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] 083b4a4de70c754bf47308d67378e9bbb11c7558861ac022330112ad36af8d60
[INFO] running `Command { std: "docker" "start" "-a" "083b4a4de70c754bf47308d67378e9bbb11c7558861ac022330112ad36af8d60", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]  --> src/lib/pubsub.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | use serde::{Deserialize, Serialize};
[INFO] [stderr]   |             ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `service_proxy`
[INFO] [stderr]  --> src/lib/service.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn service_proxy() -> Result<(), zmq::Error> {
[INFO] [stderr]   |    ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `service_proxy`
[INFO] [stderr]  --> src/lib/service.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn service_proxy() -> Result<(), zmq::Error> {
[INFO] [stderr]   |    ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/roboxide-deb127a3fa3c9334
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test pubsub::tests::new_publisher_test ... ok
[INFO] [stdout] test pubsub::tests::new_subscriber_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests roboxide
[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" "083b4a4de70c754bf47308d67378e9bbb11c7558861ac022330112ad36af8d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "083b4a4de70c754bf47308d67378e9bbb11c7558861ac022330112ad36af8d60", kill_on_drop: false }`
[INFO] [stdout] 083b4a4de70c754bf47308d67378e9bbb11c7558861ac022330112ad36af8d60