[INFO] fetching crate stats_traits 0.1.0...
[INFO] testing stats_traits-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate stats_traits 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate stats_traits 0.1.0
[INFO] finished tweaking crates.io crate stats_traits 0.1.0
[INFO] tweaked toml for crates.io crate stats_traits 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stats_traits 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07df75601b1f36605d502c6b310b10ec41c141d2e59aff5685bb33b41fa06371
[INFO] running `Command { std: "docker" "start" "-a" "07df75601b1f36605d502c6b310b10ec41c141d2e59aff5685bb33b41fa06371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07df75601b1f36605d502c6b310b10ec41c141d2e59aff5685bb33b41fa06371", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07df75601b1f36605d502c6b310b10ec41c141d2e59aff5685bb33b41fa06371", kill_on_drop: false }`
[INFO] [stdout] 07df75601b1f36605d502c6b310b10ec41c141d2e59aff5685bb33b41fa06371
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2251c8d725098dc2d0d4cbf8c28a83e9f487601c24bd3d11a314bc69857c7554
[INFO] running `Command { std: "docker" "start" "-a" "2251c8d725098dc2d0d4cbf8c28a83e9f487601c24bd3d11a314bc69857c7554", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling stats_traits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "2251c8d725098dc2d0d4cbf8c28a83e9f487601c24bd3d11a314bc69857c7554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2251c8d725098dc2d0d4cbf8c28a83e9f487601c24bd3d11a314bc69857c7554", kill_on_drop: false }`
[INFO] [stdout] 2251c8d725098dc2d0d4cbf8c28a83e9f487601c24bd3d11a314bc69857c7554
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43a433b17647dabc42d148ffb4dc59d3b26818c43268e5d4daaeeb27b63c2671
[INFO] running `Command { std: "docker" "start" "-a" "43a433b17647dabc42d148ffb4dc59d3b26818c43268e5d4daaeeb27b63c2671", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling stats_traits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "43a433b17647dabc42d148ffb4dc59d3b26818c43268e5d4daaeeb27b63c2671", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a433b17647dabc42d148ffb4dc59d3b26818c43268e5d4daaeeb27b63c2671", kill_on_drop: false }`
[INFO] [stdout] 43a433b17647dabc42d148ffb4dc59d3b26818c43268e5d4daaeeb27b63c2671
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84a96f8d3e58c6f9411a3ea36e3e0269814ebd66658590d6db316448ea884c7b
[INFO] running `Command { std: "docker" "start" "-a" "84a96f8d3e58c6f9411a3ea36e3e0269814ebd66658590d6db316448ea884c7b", 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/stats_traits-6ddef429a70380da)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test freq::tests::test_std_dev ... ok
[INFO] [stdout] test freq::tests::test_sum ... ok
[INFO] [stdout] test freq::tests::test_variance ... ok
[INFO] [stdout] test helpers::tests::test_max_f32 ... ok
[INFO] [stdout] test helpers::tests::test_max_f32_nan ... ok
[INFO] [stdout] test helpers::tests::test_max_i32 ... ok
[INFO] [stdout] test helpers::tests::test_min_f32_nan ... ok
[INFO] [stdout] test helpers::tests::test_min_f32 ... ok
[INFO] [stdout] test stats::tests::test_count_vec ... ok
[INFO] [stdout] test stats::tests::test_max_vec ... ok
[INFO] [stdout] test stats::tests::test_mean_vec ... ok
[INFO] [stdout] test stats::tests::test_min_vec ... ok
[INFO] [stdout] test stats::tests::test_non_zero_count_as_item_fail ... ok
[INFO] [stdout] test stats::tests::test_non_zero_count_fail ... ok
[INFO] [stdout] test stats::tests::test_range_vec ... ok
[INFO] [stdout] test stats::tests::test_std_dev_vec ... ok
[INFO] [stdout] test stats::tests::test_std_dev_vec_fail ... ok
[INFO] [stdout] test stats::tests::test_variance_vec ... ok
[INFO] [stdout] test freq::tests::test_mean ... ok
[INFO] [stdout] test freq::tests::test_non_zero_count ... ok
[INFO] [stdout] test stats::tests::test_sum_vec ... ok
[INFO] [stdout] test helpers::tests::test_min_i32 ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stats_traits
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/stats.rs - stats::Stats::count (line 36) ... ok
[INFO] [stdout] test src/freq.rs - freq::FrequencyStats::sum (line 57) ... ok
[INFO] [stdout] test src/stats.rs - stats::Stats::mean (line 72) ... ok
[INFO] [stdout] test src/freq.rs - freq::FrequencyStats::count (line 22) ... ok
[INFO] [stdout] test src/freq.rs - freq::FrequencyStats::sum (line 62) ... ok
[INFO] [stdout] test src/stats.rs - stats::Stats::mean (line 76) ... ok
[INFO] [stdout] test src/stats.rs - stats::Stats::mean (line 82) ... ok
[INFO] [stdout] test src/stats.rs - stats::Stats::sum (line 20) ... ok
[INFO] [stdout] test src/stats.rs - stats::Stats::std_dev (line 128) ... ok
[INFO] [stdout] test src/stats.rs - stats::Stats::variance (line 101) ... ok
[INFO] [stdout] test src/stats.rs - stats::Stats::sum (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84a96f8d3e58c6f9411a3ea36e3e0269814ebd66658590d6db316448ea884c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a96f8d3e58c6f9411a3ea36e3e0269814ebd66658590d6db316448ea884c7b", kill_on_drop: false }`
[INFO] [stdout] 84a96f8d3e58c6f9411a3ea36e3e0269814ebd66658590d6db316448ea884c7b