[INFO] fetching crate newrelic_plugin 0.1.0...
[INFO] testing newrelic_plugin-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate newrelic_plugin 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate newrelic_plugin 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate newrelic_plugin 0.1.0
[INFO] finished tweaking crates.io crate newrelic_plugin 0.1.0
[INFO] tweaked toml for crates.io crate newrelic_plugin 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 5ae9a32426b81d904242a149d23ad7fffa2ed58f31d5ac31441b6757f7b156fa
[INFO] running `Command { std: "docker" "start" "-a" "5ae9a32426b81d904242a149d23ad7fffa2ed58f31d5ac31441b6757f7b156fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ae9a32426b81d904242a149d23ad7fffa2ed58f31d5ac31441b6757f7b156fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ae9a32426b81d904242a149d23ad7fffa2ed58f31d5ac31441b6757f7b156fa", kill_on_drop: false }`
[INFO] [stdout] 5ae9a32426b81d904242a149d23ad7fffa2ed58f31d5ac31441b6757f7b156fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 24c8fcfec7fbd2ad703e6be621a94e4d27123f1d26ec9a99869b42ad4ce3be0a
[INFO] running `Command { std: "docker" "start" "-a" "24c8fcfec7fbd2ad703e6be621a94e4d27123f1d26ec9a99869b42ad4ce3be0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.45+curl-7.78.0
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde-value v0.5.3
[INFO] [stderr]    Compiling log4rs v0.8.3
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling newrelic_plugin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.90s
[INFO] running `Command { std: "docker" "inspect" "24c8fcfec7fbd2ad703e6be621a94e4d27123f1d26ec9a99869b42ad4ce3be0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24c8fcfec7fbd2ad703e6be621a94e4d27123f1d26ec9a99869b42ad4ce3be0a", kill_on_drop: false }`
[INFO] [stdout] 24c8fcfec7fbd2ad703e6be621a94e4d27123f1d26ec9a99869b42ad4ce3be0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7585f0c40fa579bf5ad82e86e17a119788d51debe0093cea0633d5ba623c8af7
[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" "7585f0c40fa579bf5ad82e86e17a119788d51debe0093cea0633d5ba623c8af7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling newrelic_plugin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "7585f0c40fa579bf5ad82e86e17a119788d51debe0093cea0633d5ba623c8af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7585f0c40fa579bf5ad82e86e17a119788d51debe0093cea0633d5ba623c8af7", kill_on_drop: false }`
[INFO] [stdout] 7585f0c40fa579bf5ad82e86e17a119788d51debe0093cea0633d5ba623c8af7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1fe58ec2540e25190352992f0d514aa8c2ca66ad6a3858e41a6892e5a235a54d
[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" "1fe58ec2540e25190352992f0d514aa8c2ca66ad6a3858e41a6892e5a235a54d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/newrelic_plugin-37daba6ba1d9527f)
[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] [stderr]    Doc-tests newrelic_plugin
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/plugin/agent.rs - plugin::agent::Agent (line 18) ... FAILED
[INFO] [stdout] test src/plugin/agent.rs - plugin::agent::Agent (line 46) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/plugin/agent.rs - plugin::agent::Agent (line 18) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Agent`
[INFO] [stdout]  --> src/plugin/agent.rs:20:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut agent = Agent::new("<license_key>".into(), "1.0.0".into(), "host".into(), 1234);
[INFO] [stdout]   |                 ^^^^^ use of undeclared type `Agent`
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Agent` in this scope
[INFO] [stdout]   --> src/plugin/agent.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn cycle(agent: &mut Agent){
[INFO] [stdout]    |                      ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/plugin/agent.rs - plugin::agent::Agent (line 46) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Agent`
[INFO] [stdout]  --> src/plugin/agent.rs:52:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | let mut agent = Agent::new("<license_key>".into(), "1.0.0".into(), "host".into(), 1234);
[INFO] [stdout]   |                 ^^^^^ use of undeclared type `Agent`
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Agent` in this scope
[INFO] [stdout]   --> src/plugin/agent.rs:58:22
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn cycle(agent: &mut Agent){
[INFO] [stdout]    |                      ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: cannot subtract `f64` from `{integer}`
[INFO] [stdout]   --> src/plugin/agent.rs:65:22
[INFO] [stdout]    |
[INFO] [stdout] 21 |             new_size - prev_size as f64, None
[INFO] [stdout]    |                      ^ no implementation for `{integer} - f64`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sub<f64>` is not implemented for `{integer}`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0412, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/plugin/agent.rs - plugin::agent::Agent (line 18)
[INFO] [stdout]     src/plugin/agent.rs - plugin::agent::Agent (line 46)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "1fe58ec2540e25190352992f0d514aa8c2ca66ad6a3858e41a6892e5a235a54d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fe58ec2540e25190352992f0d514aa8c2ca66ad6a3858e41a6892e5a235a54d", kill_on_drop: false }`
[INFO] [stdout] 1fe58ec2540e25190352992f0d514aa8c2ca66ad6a3858e41a6892e5a235a54d