[INFO] fetching crate meansd 2.0.0...
[INFO] testing meansd-2.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate meansd 2.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate meansd 2.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate meansd 2.0.0
[INFO] finished tweaking crates.io crate meansd 2.0.0
[INFO] tweaked toml for crates.io crate meansd 2.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f69926dd6ea6243166d2e8ec9d09bf5bdc74287f577d8869b6c66570d206d8b
[INFO] running `Command { std: "docker" "start" "-a" "7f69926dd6ea6243166d2e8ec9d09bf5bdc74287f577d8869b6c66570d206d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f69926dd6ea6243166d2e8ec9d09bf5bdc74287f577d8869b6c66570d206d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f69926dd6ea6243166d2e8ec9d09bf5bdc74287f577d8869b6c66570d206d8b", kill_on_drop: false }`
[INFO] [stdout] 7f69926dd6ea6243166d2e8ec9d09bf5bdc74287f577d8869b6c66570d206d8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dc730229e60cad54a13a4933c6eeb5c990a61b5c4d2380b461f7f0c83920dfa
[INFO] running `Command { std: "docker" "start" "-a" "2dc730229e60cad54a13a4933c6eeb5c990a61b5c4d2380b461f7f0c83920dfa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling ordered-float v2.8.0
[INFO] [stderr]    Compiling meansd v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.64s
[INFO] running `Command { std: "docker" "inspect" "2dc730229e60cad54a13a4933c6eeb5c990a61b5c4d2380b461f7f0c83920dfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dc730229e60cad54a13a4933c6eeb5c990a61b5c4d2380b461f7f0c83920dfa", kill_on_drop: false }`
[INFO] [stdout] 2dc730229e60cad54a13a4933c6eeb5c990a61b5c4d2380b461f7f0c83920dfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0031324f6b7a2314e6765d50a4f1db7be1fc8186ec48915385e7617e0fba3666
[INFO] running `Command { std: "docker" "start" "-a" "0031324f6b7a2314e6765d50a4f1db7be1fc8186ec48915385e7617e0fba3666", kill_on_drop: false }`
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling meansd v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "0031324f6b7a2314e6765d50a4f1db7be1fc8186ec48915385e7617e0fba3666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0031324f6b7a2314e6765d50a4f1db7be1fc8186ec48915385e7617e0fba3666", kill_on_drop: false }`
[INFO] [stdout] 0031324f6b7a2314e6765d50a4f1db7be1fc8186ec48915385e7617e0fba3666
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 324ce52990ed866febd15e5fc36ef3e77428817d095f59d25395530c2f6c99bd
[INFO] running `Command { std: "docker" "start" "-a" "324ce52990ed866febd15e5fc36ef3e77428817d095f59d25395530c2f6c99bd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 9 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/meansd-1bd667eb36d29924)
[INFO] [stdout] test meansd::tests::small_mixed ... ok
[INFO] [stdout] test meansd::tests::empty ... ok
[INFO] [stdout] test meansd::tests::population ... ok
[INFO] [stdout] test meansd::tests::single ... ok
[INFO] [stdout] test binned::tests::bin_matches ... ok
[INFO] [stderr]    Doc-tests meansd
[INFO] [stdout] test binned::tests::binned_width ... ok
[INFO] [stdout] test meansd::tests::small_positive ... ok
[INFO] [stdout] test binned::tests::binned_breaks ... ok
[INFO] [stdout] test meansd::tests::small_negative ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/binned.rs - binned (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/binned.rs - binned (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "324ce52990ed866febd15e5fc36ef3e77428817d095f59d25395530c2f6c99bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "324ce52990ed866febd15e5fc36ef3e77428817d095f59d25395530c2f6c99bd", kill_on_drop: false }`
[INFO] [stdout] 324ce52990ed866febd15e5fc36ef3e77428817d095f59d25395530c2f6c99bd