[INFO] fetching crate rust-freqdist 0.1.5...
[INFO] testing rust-freqdist-0.1.5 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate rust-freqdist 0.1.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rust-freqdist 0.1.5 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-freqdist 0.1.5
[INFO] finished tweaking crates.io crate rust-freqdist 0.1.5
[INFO] tweaked toml for crates.io crate rust-freqdist 0.1.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29d6a25b95c6f47f20e1db86f9e5b5e7cb2f62a3d1645f5581f31f37588c9d32
[INFO] running `Command { std: "docker" "start" "-a" "29d6a25b95c6f47f20e1db86f9e5b5e7cb2f62a3d1645f5581f31f37588c9d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29d6a25b95c6f47f20e1db86f9e5b5e7cb2f62a3d1645f5581f31f37588c9d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d6a25b95c6f47f20e1db86f9e5b5e7cb2f62a3d1645f5581f31f37588c9d32", kill_on_drop: false }`
[INFO] [stdout] 29d6a25b95c6f47f20e1db86f9e5b5e7cb2f62a3d1645f5581f31f37588c9d32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 702836b8e9152a1f2ab252f808225f1f4c3ada842f8793a1ed274f14d70f8a18
[INFO] running `Command { std: "docker" "start" "-a" "702836b8e9152a1f2ab252f808225f1f4c3ada842f8793a1ed274f14d70f8a18", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-freqdist v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "702836b8e9152a1f2ab252f808225f1f4c3ada842f8793a1ed274f14d70f8a18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "702836b8e9152a1f2ab252f808225f1f4c3ada842f8793a1ed274f14d70f8a18", kill_on_drop: false }`
[INFO] [stdout] 702836b8e9152a1f2ab252f808225f1f4c3ada842f8793a1ed274f14d70f8a18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb905af06f20e90681ec25d2aac3284e845837cb27055636cb39916087e690aa
[INFO] running `Command { std: "docker" "start" "-a" "eb905af06f20e90681ec25d2aac3284e845837cb27055636cb39916087e690aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-freqdist v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "eb905af06f20e90681ec25d2aac3284e845837cb27055636cb39916087e690aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb905af06f20e90681ec25d2aac3284e845837cb27055636cb39916087e690aa", kill_on_drop: false }`
[INFO] [stdout] eb905af06f20e90681ec25d2aac3284e845837cb27055636cb39916087e690aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 762b593c8ef280da6e33a7f990803cac8360a7b97fc5b7298cd212630d874d1c
[INFO] running `Command { std: "docker" "start" "-a" "762b593c8ef280da6e33a7f990803cac8360a7b97fc5b7298cd212630d874d1c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/freqdist-fa2ecf784285b5c8)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test smoke_test_frequency_distribution_iter ... ok
[INFO] [stdout] test smoke_test_frequency_distribution_remove ... ok
[INFO] [stdout] test smoke_test_frequency_distribution_insert ... ok
[INFO] [stdout] test smoke_test_frequency_sum_counts ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests freqdist
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - FrequencyDistribution<K, S>::from_iter (line 224) ... ok
[INFO] [stdout] test src/lib.rs - FrequencyDistribution<K, S>::iter_non_zero (line 92) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "762b593c8ef280da6e33a7f990803cac8360a7b97fc5b7298cd212630d874d1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "762b593c8ef280da6e33a7f990803cac8360a7b97fc5b7298cd212630d874d1c", kill_on_drop: false }`
[INFO] [stdout] 762b593c8ef280da6e33a7f990803cac8360a7b97fc5b7298cd212630d874d1c