[INFO] crate metrics 0.13.0-alpha.1 is already in cache
[INFO] checking metrics-0.13.0-alpha.1 against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315
[INFO] extracting crate metrics 0.13.0-alpha.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate metrics 0.13.0-alpha.1 on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics 0.13.0-alpha.1
[INFO] finished tweaking crates.io crate metrics 0.13.0-alpha.1
[INFO] tweaked toml for crates.io crate metrics 0.13.0-alpha.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate metrics 0.13.0-alpha.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d1d974049407d42729c1681b1e6bd30aa7dafb52ac992bbb09fade085180737
[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" "3d1d974049407d42729c1681b1e6bd30aa7dafb52ac992bbb09fade085180737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d1d974049407d42729c1681b1e6bd30aa7dafb52ac992bbb09fade085180737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d1d974049407d42729c1681b1e6bd30aa7dafb52ac992bbb09fade085180737", kill_on_drop: false }`
[INFO] [stdout] 3d1d974049407d42729c1681b1e6bd30aa7dafb52ac992bbb09fade085180737
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 385429301e0d128829c6bacea974e72f45241c4a4d6b1894b1cfe99c43b7fe60
[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" "385429301e0d128829c6bacea974e72f45241c4a4d6b1894b1cfe99c43b7fe60", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling metrics v0.13.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking serde_json v1.0.55
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling metrics-macros v0.1.0-alpha.1
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stdout] error[E0053]: method `record_histogram` has an incompatible type for trait
[INFO] [stdout]   --> benches/macros.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn record_histogram(&self, _id: Identifier, _value: f64) {}
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `u64`, found `f64`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected fn pointer `fn(&TestRecorder, metrics::Identifier, u64)`
[INFO] [stdout]               found fn pointer `fn(&TestRecorder, metrics::Identifier, f64)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `metrics`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "385429301e0d128829c6bacea974e72f45241c4a4d6b1894b1cfe99c43b7fe60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "385429301e0d128829c6bacea974e72f45241c4a4d6b1894b1cfe99c43b7fe60", kill_on_drop: false }`
[INFO] [stdout] 385429301e0d128829c6bacea974e72f45241c4a4d6b1894b1cfe99c43b7fe60