[INFO] fetching crate metrics-facade 0.1.1...
[INFO] testing metrics-facade-0.1.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate metrics-facade 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate metrics-facade 0.1.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics-facade 0.1.1
[INFO] finished tweaking crates.io crate metrics-facade 0.1.1
[INFO] tweaked toml for crates.io crate metrics-facade 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fc35a5636e7be818689a2e71e5eae2725ae0ef6bf93339f7983f06443e92fff
[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" "4fc35a5636e7be818689a2e71e5eae2725ae0ef6bf93339f7983f06443e92fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fc35a5636e7be818689a2e71e5eae2725ae0ef6bf93339f7983f06443e92fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc35a5636e7be818689a2e71e5eae2725ae0ef6bf93339f7983f06443e92fff", kill_on_drop: false }`
[INFO] [stdout] 4fc35a5636e7be818689a2e71e5eae2725ae0ef6bf93339f7983f06443e92fff
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05446240106dee54be7c1a3855e56f756ddf04c6ab8b21f6b7527ef51617e0e5
[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" "05446240106dee54be7c1a3855e56f756ddf04c6ab8b21f6b7527ef51617e0e5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling metrics-facade v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:157:31
[INFO] [stdout]     |
[INFO] [stdout] 157 | static mut RECORDER: &'static Recorder = &NoopRecorder;
[INFO] [stdout]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:216:40
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub fn set_recorder(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stdout]     |                                        ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:239:29
[INFO] [stdout]     |
[INFO] [stdout] 239 |     F: FnOnce() -> &'static Recorder,
[INFO] [stdout]     |                             ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:274:52
[INFO] [stdout]     |
[INFO] [stdout] 274 | pub unsafe fn set_recorder_racy(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stdout]     |                                                    ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:310:31
[INFO] [stdout]     |
[INFO] [stdout] 310 | pub fn recorder() -> &'static Recorder {
[INFO] [stdout]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "05446240106dee54be7c1a3855e56f756ddf04c6ab8b21f6b7527ef51617e0e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05446240106dee54be7c1a3855e56f756ddf04c6ab8b21f6b7527ef51617e0e5", kill_on_drop: false }`
[INFO] [stdout] 05446240106dee54be7c1a3855e56f756ddf04c6ab8b21f6b7527ef51617e0e5
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] c6fc4f98ec876e20b634ddf48fc3c21356075b10587d655da1c7814dfad68eba
[INFO] running `Command { std: "docker" "start" "-a" "c6fc4f98ec876e20b634ddf48fc3c21356075b10587d655da1c7814dfad68eba", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:157:31
[INFO] [stdout]     |
[INFO] [stdout] 157 | static mut RECORDER: &'static Recorder = &NoopRecorder;
[INFO] [stdout]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:216:40
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub fn set_recorder(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stdout]     |                                        ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:239:29
[INFO] [stdout]     |
[INFO] [stdout] 239 |     F: FnOnce() -> &'static Recorder,
[INFO] [stdout]     |                             ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:274:52
[INFO] [stdout]     |
[INFO] [stdout] 274 | pub unsafe fn set_recorder_racy(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stdout]     |                                                    ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:310:31
[INFO] [stdout]     |
[INFO] [stdout] 310 | pub fn recorder() -> &'static Recorder {
[INFO] [stdout]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling metrics-facade v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:157:31
[INFO] [stdout]     |
[INFO] [stdout] 157 | static mut RECORDER: &'static Recorder = &NoopRecorder;
[INFO] [stdout]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:216:40
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub fn set_recorder(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stdout]     |                                        ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:239:29
[INFO] [stdout]     |
[INFO] [stdout] 239 |     F: FnOnce() -> &'static Recorder,
[INFO] [stdout]     |                             ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:274:52
[INFO] [stdout]     |
[INFO] [stdout] 274 | pub unsafe fn set_recorder_racy(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stdout]     |                                                    ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:310:31
[INFO] [stdout]     |
[INFO] [stdout] 310 | pub fn recorder() -> &'static Recorder {
[INFO] [stdout]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "c6fc4f98ec876e20b634ddf48fc3c21356075b10587d655da1c7814dfad68eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6fc4f98ec876e20b634ddf48fc3c21356075b10587d655da1c7814dfad68eba", kill_on_drop: false }`
[INFO] [stdout] c6fc4f98ec876e20b634ddf48fc3c21356075b10587d655da1c7814dfad68eba
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d53ef9c7fef12e3d7b50a1165206fd2984e8c15d08522137fa6cebfab5d42a2d
[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" "d53ef9c7fef12e3d7b50a1165206fd2984e8c15d08522137fa6cebfab5d42a2d", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:157:31
[INFO] [stderr]     |
[INFO] [stderr] 157 | static mut RECORDER: &'static Recorder = &NoopRecorder;
[INFO] [stderr]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:216:40
[INFO] [stderr]     |
[INFO] [stderr] 216 | pub fn set_recorder(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stderr]     |                                        ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:239:29
[INFO] [stderr]     |
[INFO] [stderr] 239 |     F: FnOnce() -> &'static Recorder,
[INFO] [stderr]     |                             ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:274:52
[INFO] [stderr]     |
[INFO] [stderr] 274 | pub unsafe fn set_recorder_racy(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stderr]     |                                                    ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:310:31
[INFO] [stderr]     |
[INFO] [stderr] 310 | pub fn recorder() -> &'static Recorder {
[INFO] [stderr]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:157:31
[INFO] [stderr]     |
[INFO] [stderr] 157 | static mut RECORDER: &'static Recorder = &NoopRecorder;
[INFO] [stderr]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:216:40
[INFO] [stderr]     |
[INFO] [stderr] 216 | pub fn set_recorder(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stderr]     |                                        ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:239:29
[INFO] [stderr]     |
[INFO] [stderr] 239 |     F: FnOnce() -> &'static Recorder,
[INFO] [stderr]     |                             ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:274:52
[INFO] [stderr]     |
[INFO] [stderr] 274 | pub unsafe fn set_recorder_racy(recorder: &'static Recorder) -> Result<(), SetRecorderError> {
[INFO] [stderr]     |                                                    ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:310:31
[INFO] [stderr]     |
[INFO] [stderr] 310 | pub fn recorder() -> &'static Recorder {
[INFO] [stderr]     |                               ^^^^^^^^ help: use `dyn`: `dyn Recorder`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/metrics_facade-51c8bb05c9b3b257
[INFO] [stderr]    Doc-tests metrics-facade
[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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 126) ... ok
[INFO] [stdout] test src/macros.rs - counter (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 68) ... ok
[INFO] [stdout] test src/macros.rs - value (line 96) ... ok
[INFO] [stdout] test src/macros.rs - timing (line 51) ... ok
[INFO] [stdout] test src/lib.rs - (line 98) ... ok
[INFO] [stdout] test src/macros.rs - gauge (line 29) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d53ef9c7fef12e3d7b50a1165206fd2984e8c15d08522137fa6cebfab5d42a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d53ef9c7fef12e3d7b50a1165206fd2984e8c15d08522137fa6cebfab5d42a2d", kill_on_drop: false }`
[INFO] [stdout] d53ef9c7fef12e3d7b50a1165206fd2984e8c15d08522137fa6cebfab5d42a2d
