[INFO] fetching crate quantogram 0.4.4...
[INFO] testing quantogram-0.4.4 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate quantogram 0.4.4 into /workspace/builds/worker-0-tc2/source
[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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate quantogram 0.4.4 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding skiplist v0.4.0 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d175ff1cdf173698d0841df77389571e117b90f2bb214084c9c73470d147241a
[INFO] running `Command { std: "docker" "start" "-a" "d175ff1cdf173698d0841df77389571e117b90f2bb214084c9c73470d147241a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d175ff1cdf173698d0841df77389571e117b90f2bb214084c9c73470d147241a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d175ff1cdf173698d0841df77389571e117b90f2bb214084c9c73470d147241a", kill_on_drop: false }`
[INFO] [stdout] d175ff1cdf173698d0841df77389571e117b90f2bb214084c9c73470d147241a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 859454e77030310e21c5febb98f7f83fc758ceeed63032bff8495fca4bf61222
[INFO] running `Command { std: "docker" "start" "-a" "859454e77030310e21c5febb98f7f83fc758ceeed63032bff8495fca4bf61222", kill_on_drop: false }`
[INFO] [stderr]    Compiling float_extras v0.1.6
[INFO] [stderr]    Compiling skiplist v0.4.0
[INFO] [stderr]    Compiling quantogram v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "859454e77030310e21c5febb98f7f83fc758ceeed63032bff8495fca4bf61222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "859454e77030310e21c5febb98f7f83fc758ceeed63032bff8495fca4bf61222", kill_on_drop: false }`
[INFO] [stdout] 859454e77030310e21c5febb98f7f83fc758ceeed63032bff8495fca4bf61222
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78016ba928d8acab8eb793fa9eec56c4ee6ff1ed1b895211050af5ab6a455c63
[INFO] running `Command { std: "docker" "start" "-a" "78016ba928d8acab8eb793fa9eec56c4ee6ff1ed1b895211050af5ab6a455c63", 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` profile [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "78016ba928d8acab8eb793fa9eec56c4ee6ff1ed1b895211050af5ab6a455c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78016ba928d8acab8eb793fa9eec56c4ee6ff1ed1b895211050af5ab6a455c63", kill_on_drop: false }`
[INFO] [stdout] 78016ba928d8acab8eb793fa9eec56c4ee6ff1ed1b895211050af5ab6a455c63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 266fb86d009d9f54b03a5f9246edbd0729f90a1d783453c97a077c9c04d239a4
[INFO] running `Command { std: "docker" "start" "-a" "266fb86d009d9f54b03a5f9246edbd0729f90a1d783453c97a077c9c04d239a4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/quantogram-da45f6eb80e152a3)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test tests::quantile_at_nan ... ok
[INFO] [stdout] test tests::test_basics ... ok
[INFO] [stdout] test tests::test_coeff_of_range ... ok
[INFO] [stdout] test tests::test_count ... ok
[INFO] [stdout] test tests::test_coeff_of_stddev ... ok
[INFO] [stdout] test tests::test_finite ... ok
[INFO] [stdout] test tests::test_fussy_median ... ok
[INFO] [stdout] test tests::test_max ... ok
[INFO] [stdout] test tests::test_median ... ok
[INFO] [stdout] test tests::test_coeff_of_quartile_deviation ... ok
[INFO] [stdout] test tests::test_mean ... ok
[INFO] [stdout] test tests::test_min ... ok
[INFO] [stdout] test tests::test_hsm ... ok
[INFO] [stdout] test tests::test_mode_multimodal ... ok
[INFO] [stdout] test tests::test_nan ... ok
[INFO] [stdout] test tests::test_mode_unimodal ... ok
[INFO] [stdout] test tests::test_quantile_at ... ok
[INFO] [stdout] test tests::test_weighted_quantile ... ok
[INFO] [stdout] test tests::test_quartiles ... ok
[INFO] [stdout] test tests::test_remove ... ok
[INFO] [stdout] test tests::test_unweighted_standard_deviation ... ok
[INFO] [stdout] test tests::test_unweighted_standard_deviation_with_remove ... ok
[INFO] [stdout] test tests::test_size ... ok
[INFO] [stdout] test tests::test_with_constrained_range ... ok
[INFO] [stdout] test tests::test_weighted_standard_deviation ... ok
[INFO] [stdout] test tests::test_quantile ... ok
[INFO] [stdout] test tests::test_quantiles_with_negatives ... 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] [stderr]    Doc-tests quantogram
[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 14.57s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Quantogram::power_of_two (line 1142) ... ok
[INFO] [stdout] test src/lib.rs - Quantogram (line 129) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "266fb86d009d9f54b03a5f9246edbd0729f90a1d783453c97a077c9c04d239a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "266fb86d009d9f54b03a5f9246edbd0729f90a1d783453c97a077c9c04d239a4", kill_on_drop: false }`
[INFO] [stdout] 266fb86d009d9f54b03a5f9246edbd0729f90a1d783453c97a077c9c04d239a4