[INFO] fetching crate healthchecks 2.0.0...
[INFO] testing healthchecks-2.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate healthchecks 2.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate healthchecks 2.0.0 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 healthchecks 2.0.0
[INFO] finished tweaking crates.io crate healthchecks 2.0.0
[INFO] tweaked toml for crates.io crate healthchecks 2.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate healthchecks 2.0.0 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-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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d6090a233b655f5dd9a43c715f8c6e11ac18989b8ceab65e06310abbcb1d65b
[INFO] running `Command { std: "docker" "start" "-a" "4d6090a233b655f5dd9a43c715f8c6e11ac18989b8ceab65e06310abbcb1d65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d6090a233b655f5dd9a43c715f8c6e11ac18989b8ceab65e06310abbcb1d65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d6090a233b655f5dd9a43c715f8c6e11ac18989b8ceab65e06310abbcb1d65b", kill_on_drop: false }`
[INFO] [stdout] 4d6090a233b655f5dd9a43c715f8c6e11ac18989b8ceab65e06310abbcb1d65b
[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" "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] 6d8cbf3fa9b770137ce871d60de298470334b2ac1bd9a641e18e8123586d8a13
[INFO] running `Command { std: "docker" "start" "-a" "6d8cbf3fa9b770137ce871d60de298470334b2ac1bd9a641e18e8123586d8a13", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling chunked_transfer v1.3.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stderr]    Compiling ring v0.16.16
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling webpki-roots v0.20.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling cookie_store v0.12.0
[INFO] [stderr]    Compiling ureq v1.5.2
[INFO] [stderr]    Compiling healthchecks v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.81s
[INFO] running `Command { std: "docker" "inspect" "6d8cbf3fa9b770137ce871d60de298470334b2ac1bd9a641e18e8123586d8a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d8cbf3fa9b770137ce871d60de298470334b2ac1bd9a641e18e8123586d8a13", kill_on_drop: false }`
[INFO] [stdout] 6d8cbf3fa9b770137ce871d60de298470334b2ac1bd9a641e18e8123586d8a13
[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" "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] [stdout] 15cdfb2393075e9641720d774dd77a8ba2d728ef96c15243bf12d76152f7ac9a
[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" "15cdfb2393075e9641720d774dd77a8ba2d728ef96c15243bf12d76152f7ac9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling healthchecks v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.55s
[INFO] running `Command { std: "docker" "inspect" "15cdfb2393075e9641720d774dd77a8ba2d728ef96c15243bf12d76152f7ac9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15cdfb2393075e9641720d774dd77a8ba2d728ef96c15243bf12d76152f7ac9a", kill_on_drop: false }`
[INFO] [stdout] 15cdfb2393075e9641720d774dd77a8ba2d728ef96c15243bf12d76152f7ac9a
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba2238823c3842c315f54c8ee3f90db687efb7162026a4110e2a38c20959b318
[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" "ba2238823c3842c315f54c8ee3f90db687efb7162026a4110e2a38c20959b318", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/healthchecks-ac8d5831b7cc62ce
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test model::tests::new_check_does_not_serialize_nulls ... ok
[INFO] [stdout] test model::tests::updated_check_does_not_serialize_nulls ... ok
[INFO] [stderr]    Doc-tests healthchecks
[INFO] [stdout] test model::tests::default_impl_for_updated_check_fills_nulls ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "ba2238823c3842c315f54c8ee3f90db687efb7162026a4110e2a38c20959b318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba2238823c3842c315f54c8ee3f90db687efb7162026a4110e2a38c20959b318", kill_on_drop: false }`
[INFO] [stdout] ba2238823c3842c315f54c8ee3f90db687efb7162026a4110e2a38c20959b318