[INFO] fetching crate hstats 0.1.0...
[INFO] testing hstats-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate hstats 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate hstats 0.1.0
[INFO] finished tweaking crates.io crate hstats 0.1.0
[INFO] tweaked toml for crates.io crate hstats 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hstats 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hstats 0.1.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rolling-stats v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28285bbe23d8b4ad678cae505707f3dc2b5ebb5bc0d8c031e7bf5114dc3f978a
[INFO] running `Command { std: "docker" "start" "-a" "28285bbe23d8b4ad678cae505707f3dc2b5ebb5bc0d8c031e7bf5114dc3f978a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28285bbe23d8b4ad678cae505707f3dc2b5ebb5bc0d8c031e7bf5114dc3f978a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28285bbe23d8b4ad678cae505707f3dc2b5ebb5bc0d8c031e7bf5114dc3f978a", kill_on_drop: false }`
[INFO] [stdout] 28285bbe23d8b4ad678cae505707f3dc2b5ebb5bc0d8c031e7bf5114dc3f978a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 037fc8c6d25bec1e61734cd19053ccdf72c8bd8999351ca1b589c47f764b9448
[INFO] running `Command { std: "docker" "start" "-a" "037fc8c6d25bec1e61734cd19053ccdf72c8bd8999351ca1b589c47f764b9448", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rolling-stats v0.7.0
[INFO] [stderr]    Compiling hstats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "037fc8c6d25bec1e61734cd19053ccdf72c8bd8999351ca1b589c47f764b9448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "037fc8c6d25bec1e61734cd19053ccdf72c8bd8999351ca1b589c47f764b9448", kill_on_drop: false }`
[INFO] [stdout] 037fc8c6d25bec1e61734cd19053ccdf72c8bd8999351ca1b589c47f764b9448
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d12bb91b1458a5c2f112d58b1c94ecb3e993dd8547b4789d2216f6d63294b15b
[INFO] running `Command { std: "docker" "start" "-a" "d12bb91b1458a5c2f112d58b1c94ecb3e993dd8547b4789d2216f6d63294b15b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling hstats v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.52s
[INFO] running `Command { std: "docker" "inspect" "d12bb91b1458a5c2f112d58b1c94ecb3e993dd8547b4789d2216f6d63294b15b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d12bb91b1458a5c2f112d58b1c94ecb3e993dd8547b4789d2216f6d63294b15b", kill_on_drop: false }`
[INFO] [stdout] d12bb91b1458a5c2f112d58b1c94ecb3e993dd8547b4789d2216f6d63294b15b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 911d6bc8248ddf335ee3928a34c351d513c36498a640a17265053f35a1608438
[INFO] running `Command { std: "docker" "start" "-a" "911d6bc8248ddf335ee3928a34c351d513c36498a640a17265053f35a1608438", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/hstats-eeda5b0b12e6723c)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test hstats::tests::test_add ... ok
[INFO] [stdout] test hstats::tests::test_add_underflow ... ok
[INFO] [stdout] test hstats::tests::test_merge ... ok
[INFO] [stdout] test hstats::tests::test_add_overflow ... ok
[INFO] [stdout] test hstats::tests::test_new ... ok
[INFO] [stdout] test hstats::tests::stats_for_large_random_data ... ok
[INFO] [stdout] test hstats::tests::stats_parallel ... ok
[INFO] [stdout] test hstats::tests::test_merge_different_bin_count - should panic ... ok
[INFO] [stdout] test hstats::tests::test_merge_different_end - should panic ... ok
[INFO] [stdout] test hstats::tests::test_new_bin_count_zero - should panic ... ok
[INFO] [stdout] test hstats::tests::test_merge_different_start - should panic ... ok
[INFO] [stdout] test hstats::tests::test_new_start_equal_end - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "911d6bc8248ddf335ee3928a34c351d513c36498a640a17265053f35a1608438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "911d6bc8248ddf335ee3928a34c351d513c36498a640a17265053f35a1608438", kill_on_drop: false }`
[INFO] [stdout] 911d6bc8248ddf335ee3928a34c351d513c36498a640a17265053f35a1608438