[INFO] fetching crate quantogram 0.4.4...
[INFO] testing quantogram-0.4.4 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take4
[INFO] extracting crate quantogram 0.4.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate quantogram 0.4.4 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quantogram 0.4.4
[INFO] finished tweaking crates.io crate quantogram 0.4.4
[INFO] tweaked toml for crates.io crate quantogram 0.4.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded skiplist v0.4.0
[INFO] [stderr]   Downloaded float_extras v0.1.6
[INFO] [stderr]   Downloaded quantiles v0.7.1
[INFO] [stderr]   Downloaded zw-fast-quantile v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7399870b11d09a35267c31f49e2fd38b7aa060b10750284312130c23f5c6220
[INFO] running `Command { std: "docker" "start" "-a" "e7399870b11d09a35267c31f49e2fd38b7aa060b10750284312130c23f5c6220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7399870b11d09a35267c31f49e2fd38b7aa060b10750284312130c23f5c6220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7399870b11d09a35267c31f49e2fd38b7aa060b10750284312130c23f5c6220", kill_on_drop: false }`
[INFO] [stdout] e7399870b11d09a35267c31f49e2fd38b7aa060b10750284312130c23f5c6220
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 3d817d8e74bb285f4e785dbae56aebbd7a77dc64057abb007e7638bb706f688c
[INFO] running `Command { std: "docker" "start" "-a" "3d817d8e74bb285f4e785dbae56aebbd7a77dc64057abb007e7638bb706f688c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling float_extras v0.1.6
[INFO] [stderr]    Compiling getrandom v0.2.8
[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 skiplist v0.4.0
[INFO] [stderr]    Compiling quantogram v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.01s
[INFO] running `Command { std: "docker" "inspect" "3d817d8e74bb285f4e785dbae56aebbd7a77dc64057abb007e7638bb706f688c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d817d8e74bb285f4e785dbae56aebbd7a77dc64057abb007e7638bb706f688c", kill_on_drop: false }`
[INFO] [stdout] 3d817d8e74bb285f4e785dbae56aebbd7a77dc64057abb007e7638bb706f688c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] fb2a6b87a118337b2929b6c2741dfd52ef120869d52039a3516bc7a24661300c
[INFO] running `Command { std: "docker" "start" "-a" "fb2a6b87a118337b2929b6c2741dfd52ef120869d52039a3516bc7a24661300c", kill_on_drop: false }`
[INFO] [stderr]    Compiling quantiles v0.7.1
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling zw-fast-quantile v0.2.3
[INFO] [stderr]    Compiling quantogram v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "fb2a6b87a118337b2929b6c2741dfd52ef120869d52039a3516bc7a24661300c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2a6b87a118337b2929b6c2741dfd52ef120869d52039a3516bc7a24661300c", kill_on_drop: false }`
[INFO] [stdout] fb2a6b87a118337b2929b6c2741dfd52ef120869d52039a3516bc7a24661300c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 690d022ffed065db6cd233cd42cb17e4a68b30e0ca6282d5cc52d4b1a30fdc2a
[INFO] running `Command { std: "docker" "start" "-a" "690d022ffed065db6cd233cd42cb17e4a68b30e0ca6282d5cc52d4b1a30fdc2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/quantogram-bbc8bd66f24f2a82)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test tests::test_basics ... ok
[INFO] [stdout] test tests::test_finite ... ok
[INFO] [stdout] test tests::test_fussy_median ... ok
[INFO] [stdout] test tests::test_coeff_of_stddev ... ok
[INFO] [stdout] test tests::test_count ... ok
[INFO] [stdout] test tests::test_max ... ok
[INFO] [stdout] test tests::test_mean ... ok
[INFO] [stdout] test tests::test_median ... ok
[INFO] [stdout] test tests::quantile_at_nan ... ok
[INFO] [stdout] test tests::test_coeff_of_range ... ok
[INFO] [stdout] test tests::test_coeff_of_quartile_deviation ... ok
[INFO] [stdout] test tests::test_hsm ... ok
[INFO] [stdout] test tests::test_mode_multimodal ... ok
[INFO] [stdout] test tests::test_mode_unimodal ... ok
[INFO] [stdout] test tests::test_min ... ok
[INFO] [stdout] test tests::test_nan ... ok
[INFO] [stdout] test tests::test_quantile ... ok
[INFO] [stdout] test tests::test_quartiles ... ok
[INFO] [stdout] test tests::test_quantiles_with_negatives ... ok
[INFO] [stdout] test tests::test_size ... ok
[INFO] [stdout] test tests::test_remove ... ok
[INFO] [stdout] test tests::test_quantile_at ... ok
[INFO] [stdout] test tests::test_unweighted_standard_deviation ... ok
[INFO] [stdout] test tests::test_weighted_quantile ... ok
[INFO] [stdout] test tests::test_with_constrained_range ... ok
[INFO] [stdout] test tests::test_weighted_standard_deviation ... ok
[INFO] [stdout] test tests::test_unweighted_standard_deviation_with_remove ... ok
[INFO] [stdout] test tests::test_accuracy ... ok
[INFO] [stdout] test tests::test_sparsity ... ok
[INFO] [stdout] test tests::test_insert_heavy_speed ... ok
[INFO] [stdout] test half_sample_mode::tests::hsm_cache_performance ... ok
[INFO] [stdout] test tests::test_median_heavy_speed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 28.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "690d022ffed065db6cd233cd42cb17e4a68b30e0ca6282d5cc52d4b1a30fdc2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "690d022ffed065db6cd233cd42cb17e4a68b30e0ca6282d5cc52d4b1a30fdc2a", kill_on_drop: false }`
[INFO] [stdout] 690d022ffed065db6cd233cd42cb17e4a68b30e0ca6282d5cc52d4b1a30fdc2a