[INFO] fetching crate biometrics 0.12.0...
[INFO] testing biometrics-0.12.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate biometrics 0.12.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate biometrics 0.12.0
[INFO] finished tweaking crates.io crate biometrics 0.12.0
[INFO] tweaked toml for crates.io crate biometrics 0.12.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate biometrics 0.12.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate biometrics 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0672c6fca91aca2dba1735cd8457a2b86ad7a0235b79f466898e6d6143f65d3
[INFO] running `Command { std: "docker" "start" "-a" "d0672c6fca91aca2dba1735cd8457a2b86ad7a0235b79f466898e6d6143f65d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0672c6fca91aca2dba1735cd8457a2b86ad7a0235b79f466898e6d6143f65d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0672c6fca91aca2dba1735cd8457a2b86ad7a0235b79f466898e6d6143f65d3", kill_on_drop: false }`
[INFO] [stdout] d0672c6fca91aca2dba1735cd8457a2b86ad7a0235b79f466898e6d6143f65d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f25d4d4cb105d23474b72446b3ce5e69fec66b6748d407a3712bfbe591485385
[INFO] running `Command { std: "docker" "start" "-a" "f25d4d4cb105d23474b72446b3ce5e69fec66b6748d407a3712bfbe591485385", kill_on_drop: false }`
[INFO] [stderr]    Compiling sig_fig_histogram v0.6.0
[INFO] [stderr]    Compiling biometrics v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "f25d4d4cb105d23474b72446b3ce5e69fec66b6748d407a3712bfbe591485385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f25d4d4cb105d23474b72446b3ce5e69fec66b6748d407a3712bfbe591485385", kill_on_drop: false }`
[INFO] [stdout] f25d4d4cb105d23474b72446b3ce5e69fec66b6748d407a3712bfbe591485385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cda268c7fbd0ad4e50a05205de2f71ab3fcb26432128f92bc13db29b5b214875
[INFO] running `Command { std: "docker" "start" "-a" "cda268c7fbd0ad4e50a05205de2f71ab3fcb26432128f92bc13db29b5b214875", kill_on_drop: false }`
[INFO] [stderr]    Compiling biometrics v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "cda268c7fbd0ad4e50a05205de2f71ab3fcb26432128f92bc13db29b5b214875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda268c7fbd0ad4e50a05205de2f71ab3fcb26432128f92bc13db29b5b214875", kill_on_drop: false }`
[INFO] [stdout] cda268c7fbd0ad4e50a05205de2f71ab3fcb26432128f92bc13db29b5b214875
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 319d9454b672f1260dd0ce874f24a9196e66bba47b1fb61d4c64a3ea9a88d5a3
[INFO] running `Command { std: "docker" "start" "-a" "319d9454b672f1260dd0ce874f24a9196e66bba47b1fb61d4c64a3ea9a88d5a3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/biometrics-f168408a36f94591)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test sensors::tests::counter_may_be_static ... ok
[INFO] [stdout] test moments::tests::moments_may_be_static ... ok
[INFO] [stdout] test sensors::tests::gauge_may_be_static ... ok
[INFO] [stdout] test sensors::tests::gauge_init ... ok
[INFO] [stdout] test sensors::tests::sync_moments_may_be_static ... ok
[INFO] [stdout] test sensors::tests::sync_moments_multiple_add ... ok
[INFO] [stdout] test tests::collector_new ... ok
[INFO] [stdout] test sensors::tests::histogram ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests biometrics
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "319d9454b672f1260dd0ce874f24a9196e66bba47b1fb61d4c64a3ea9a88d5a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319d9454b672f1260dd0ce874f24a9196e66bba47b1fb61d4c64a3ea9a88d5a3", kill_on_drop: false }`
[INFO] [stdout] 319d9454b672f1260dd0ce874f24a9196e66bba47b1fb61d4c64a3ea9a88d5a3