[INFO] fetching crate streamhist 0.0.1-alpha.3...
[INFO] testing streamhist-0.0.1-alpha.3 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate streamhist 0.0.1-alpha.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate streamhist 0.0.1-alpha.3 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate streamhist 0.0.1-alpha.3
[INFO] finished tweaking crates.io crate streamhist 0.0.1-alpha.3
[INFO] tweaked toml for crates.io crate streamhist 0.0.1-alpha.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate streamhist 0.0.1-alpha.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6627cdfba693255795e7e2f061fcbfab64b14cb2b743b229d6fb164292711fdc
[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" "6627cdfba693255795e7e2f061fcbfab64b14cb2b743b229d6fb164292711fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6627cdfba693255795e7e2f061fcbfab64b14cb2b743b229d6fb164292711fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6627cdfba693255795e7e2f061fcbfab64b14cb2b743b229d6fb164292711fdc", kill_on_drop: false }`
[INFO] [stdout] 6627cdfba693255795e7e2f061fcbfab64b14cb2b743b229d6fb164292711fdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10faa41be9d66dc5450f4492d16f30739088e70f71729bc2a46cdd3473d03dfb
[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" "10faa41be9d66dc5450f4492d16f30739088e70f71729bc2a46cdd3473d03dfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling streamhist v0.0.1-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "10faa41be9d66dc5450f4492d16f30739088e70f71729bc2a46cdd3473d03dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10faa41be9d66dc5450f4492d16f30739088e70f71729bc2a46cdd3473d03dfb", kill_on_drop: false }`
[INFO] [stdout] 10faa41be9d66dc5450f4492d16f30739088e70f71729bc2a46cdd3473d03dfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8254d47cef0141f871f29b3d639da9f977d281d85e63fa850e46bb14a200b0da
[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" "8254d47cef0141f871f29b3d639da9f977d281d85e63fa850e46bb14a200b0da", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand_isaac v0.3.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling rand_distr v0.4.0
[INFO] [stderr]    Compiling streamhist v0.0.1-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.07s
[INFO] running `Command { std: "docker" "inspect" "8254d47cef0141f871f29b3d639da9f977d281d85e63fa850e46bb14a200b0da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8254d47cef0141f871f29b3d639da9f977d281d85e63fa850e46bb14a200b0da", kill_on_drop: false }`
[INFO] [stdout] 8254d47cef0141f871f29b3d639da9f977d281d85e63fa850e46bb14a200b0da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", 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] fe385321d34920f56d9f27802e5f20fec5c8fcd358ced5ee7d8274f1470a4132
[INFO] running `Command { std: "docker" "start" "-a" "fe385321d34920f56d9f27802e5f20fec5c8fcd358ced5ee7d8274f1470a4132", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 14 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/streamhist-24fe98949a96bd32)
[INFO] [stdout] test tests::test_basic_ctor ... ok
[INFO] [stdout] test tests::test_default_ctor ... ok
[INFO] [stdout] test tests::test_empty_struct ... ok
[INFO] [stdout] test tests::test_all_values_the_same ... ok
[INFO] [stdout] test tests::test_max_centroids ... ok
[INFO] [stdout] test tests::test_merge ... ok
[INFO] [stdout] test tests::test_closest_centroids ... ok
[INFO] [stdout] test tests::test_same_value ... ok
[INFO] [stdout] test tests::test_normal_distribution_one_centroid ... ok
[INFO] [stdout] test tests::test_zero_centroids - should panic ... ok
[INFO] [stdout] test tests::test_uniform_distribution ... ok
[INFO] [stdout] test tests::test_log_normal_distribution ... ok
[INFO] [stdout] test tests::test_exp_distribution ... ok
[INFO] [stderr]    Doc-tests streamhist
[INFO] [stdout] test tests::test_normal_distribution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - StreamingHistogram::mean (line 258) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::var (line 284) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::quantile (line 334) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::min (line 201) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::count_less_then_eq (line 431) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::clear (line 139) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::median (line 392) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::is_empty (line 157) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::new (line 108) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::merge (line 407) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::count (line 169) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::new (line 117) ... ok
[INFO] [stdout] test src/lib.rs - StreamingHistogram::max (line 183) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.94s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe385321d34920f56d9f27802e5f20fec5c8fcd358ced5ee7d8274f1470a4132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe385321d34920f56d9f27802e5f20fec5c8fcd358ced5ee7d8274f1470a4132", kill_on_drop: false }`
[INFO] [stdout] fe385321d34920f56d9f27802e5f20fec5c8fcd358ced5ee7d8274f1470a4132