[INFO] cloning repository https://github.com/Kobzol/msgpack-nested-float-int
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kobzol/msgpack-nested-float-int" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKobzol%2Fmsgpack-nested-float-int"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKobzol%2Fmsgpack-nested-float-int'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 89ba48ac4d22086d557e52d0863d42e0539ab8a0
[INFO] testing Kobzol/msgpack-nested-float-int against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKobzol%2Fmsgpack-nested-float-int" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kobzol/msgpack-nested-float-int on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Kobzol/msgpack-nested-float-int
[INFO] finished tweaking git repo https://github.com/Kobzol/msgpack-nested-float-int
[INFO] tweaked toml for git repo https://github.com/Kobzol/msgpack-nested-float-int written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Kobzol/msgpack-nested-float-int already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f02da0cef56fd96923d0cf36de0a080b34021040e645cc176378862b6f82b56
[INFO] running `"docker" "start" "-a" "0f02da0cef56fd96923d0cf36de0a080b34021040e645cc176378862b6f82b56"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rmp v0.8.9
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling serde_bytes v0.11.3
[INFO] [stderr]    Compiling rmp-serde v0.14.3
[INFO] [stderr]    Compiling rmpv v0.4.4
[INFO] [stderr]    Compiling msgpack-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let msg: MessageInt = rmp_serde::from_slice(&data).unwrap();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let msg: MessageFloat = rmp_serde::from_slice(&data).unwrap();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let msg: MessageWrapper<MessageInt> = rmp_serde::from_slice(&data).unwrap();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let msg: MessageWrapper<MessageFloat> = rmp_serde::from_slice(&data).unwrap();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.49s
[INFO] running `"docker" "inspect" "0f02da0cef56fd96923d0cf36de0a080b34021040e645cc176378862b6f82b56"`
[INFO] running `"docker" "rm" "-f" "0f02da0cef56fd96923d0cf36de0a080b34021040e645cc176378862b6f82b56"`
[INFO] [stdout] 0f02da0cef56fd96923d0cf36de0a080b34021040e645cc176378862b6f82b56
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f411b0c903d24b49029972fc852d17ca0b0f8b395a91df682cf3a345f4ccab7
[INFO] running `"docker" "start" "-a" "5f411b0c903d24b49029972fc852d17ca0b0f8b395a91df682cf3a345f4ccab7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling msgpack-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let msg: MessageInt = rmp_serde::from_slice(&data).unwrap();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let msg: MessageFloat = rmp_serde::from_slice(&data).unwrap();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let msg: MessageWrapper<MessageInt> = rmp_serde::from_slice(&data).unwrap();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let msg: MessageWrapper<MessageFloat> = rmp_serde::from_slice(&data).unwrap();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "5f411b0c903d24b49029972fc852d17ca0b0f8b395a91df682cf3a345f4ccab7"`
[INFO] running `"docker" "rm" "-f" "5f411b0c903d24b49029972fc852d17ca0b0f8b395a91df682cf3a345f4ccab7"`
[INFO] [stdout] 5f411b0c903d24b49029972fc852d17ca0b0f8b395a91df682cf3a345f4ccab7
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 2cc62c786425aa5fa68701aee78b2c7cd5b7ff0bbfb14e8a3fb4ce545eab1ff5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2cc62c786425aa5fa68701aee78b2c7cd5b7ff0bbfb14e8a3fb4ce545eab1ff5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let msg: MessageInt = rmp_serde::from_slice(&data).unwrap();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let msg: MessageFloat = rmp_serde::from_slice(&data).unwrap();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let msg: MessageWrapper<MessageInt> = rmp_serde::from_slice(&data).unwrap();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let msg: MessageWrapper<MessageFloat> = rmp_serde::from_slice(&data).unwrap();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/msgpack_bug-0dde371151cd5b54
[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 `"docker" "inspect" "2cc62c786425aa5fa68701aee78b2c7cd5b7ff0bbfb14e8a3fb4ce545eab1ff5"`
[INFO] running `"docker" "rm" "-f" "2cc62c786425aa5fa68701aee78b2c7cd5b7ff0bbfb14e8a3fb4ce545eab1ff5"`
[INFO] [stdout] 2cc62c786425aa5fa68701aee78b2c7cd5b7ff0bbfb14e8a3fb4ce545eab1ff5