[INFO] updating cached repository https://github.com/pigeon-working-group/serde-perf
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7f51f0bc263632e4b03791f2b56958bed69a38bb
[INFO] testing pigeon-working-group/serde-perf against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpigeon-working-group%2Fserde-perf" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pigeon-working-group/serde-perf 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/pigeon-working-group/serde-perf
[INFO] finished tweaking git repo https://github.com/pigeon-working-group/serde-perf
[INFO] tweaked toml for git repo https://github.com/pigeon-working-group/serde-perf written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/pigeon-working-group/serde-perf 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-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" "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] 8287a692ccd41c9fdd45408440950ab2de3f989a9c390e7b017c9e38e9e70d26
[INFO] running `"docker" "start" "-a" "8287a692ccd41c9fdd45408440950ab2de3f989a9c390e7b017c9e38e9e70d26"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling num-traits v0.2.1
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling iter-read v0.1.0
[INFO] [stderr]    Compiling hostname v0.1.4
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling rmp v0.8.7
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling serde_json v1.0.11
[INFO] [stderr]    Compiling ron v0.2.0
[INFO] [stderr]    Compiling bincode v1.0.0
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling serde_cbor v0.8.2
[INFO] [stderr]    Compiling serde-pickle v0.4.0
[INFO] [stderr]    Compiling bson v0.11.1
[INFO] [stderr]    Compiling serde-perf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:65:52
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let mut perf_tests: BTreeMap<&'static str, Box<Fn(&PubMessage)>> =
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&PubMessage)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.37s
[INFO] running `"docker" "inspect" "8287a692ccd41c9fdd45408440950ab2de3f989a9c390e7b017c9e38e9e70d26"`
[INFO] running `"docker" "rm" "-f" "8287a692ccd41c9fdd45408440950ab2de3f989a9c390e7b017c9e38e9e70d26"`
[INFO] [stdout] 8287a692ccd41c9fdd45408440950ab2de3f989a9c390e7b017c9e38e9e70d26
[INFO] running `"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" "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] 4bbfc1fb370d395bc5fd25603487858d1ef005d56b1d03e3151eb66979b556aa
[INFO] running `"docker" "start" "-a" "4bbfc1fb370d395bc5fd25603487858d1ef005d56b1d03e3151eb66979b556aa"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde-perf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:65:52
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let mut perf_tests: BTreeMap<&'static str, Box<Fn(&PubMessage)>> =
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&PubMessage)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "4bbfc1fb370d395bc5fd25603487858d1ef005d56b1d03e3151eb66979b556aa"`
[INFO] running `"docker" "rm" "-f" "4bbfc1fb370d395bc5fd25603487858d1ef005d56b1d03e3151eb66979b556aa"`
[INFO] [stdout] 4bbfc1fb370d395bc5fd25603487858d1ef005d56b1d03e3151eb66979b556aa
[INFO] running `"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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e91940838fcb6e0cd30b3b97bbf89fdc88c41dd1aa5070a6e8ae7097cc99882e
[INFO] running `"docker" "start" "-a" "e91940838fcb6e0cd30b3b97bbf89fdc88c41dd1aa5070a6e8ae7097cc99882e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:65:52
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let mut perf_tests: BTreeMap<&'static str, Box<Fn(&PubMessage)>> =
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&PubMessage)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_perf-d76a6f8b8638267e
[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" "e91940838fcb6e0cd30b3b97bbf89fdc88c41dd1aa5070a6e8ae7097cc99882e"`
[INFO] running `"docker" "rm" "-f" "e91940838fcb6e0cd30b3b97bbf89fdc88c41dd1aa5070a6e8ae7097cc99882e"`
[INFO] [stdout] e91940838fcb6e0cd30b3b97bbf89fdc88c41dd1aa5070a6e8ae7097cc99882e