[INFO] fetching crate hash_histogram 0.14.0...
[INFO] testing hash_histogram-0.14.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate hash_histogram 0.14.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate hash_histogram 0.14.0
[INFO] finished tweaking crates.io crate hash_histogram 0.14.0
[INFO] tweaked toml for crates.io crate hash_histogram 0.14.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hash_histogram 0.14.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hash_histogram 0.14.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 102cded8f5a081d53a01eab346d6653cd9720d04a0ef1338d4971811f8d662a4
[INFO] running `Command { std: "docker" "start" "-a" "102cded8f5a081d53a01eab346d6653cd9720d04a0ef1338d4971811f8d662a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "102cded8f5a081d53a01eab346d6653cd9720d04a0ef1338d4971811f8d662a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102cded8f5a081d53a01eab346d6653cd9720d04a0ef1338d4971811f8d662a4", kill_on_drop: false }`
[INFO] [stdout] 102cded8f5a081d53a01eab346d6653cd9720d04a0ef1338d4971811f8d662a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e19f46f8424df6c8865b1e6e029cff25675c2433cd48cd10d45f0d499f9406a9
[INFO] running `Command { std: "docker" "start" "-a" "e19f46f8424df6c8865b1e6e029cff25675c2433cd48cd10d45f0d499f9406a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling cpufeatures v0.3.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.115
[INFO] [stderr]    Compiling rand v0.10.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling trait-set v0.3.0
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling hash_histogram v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.62s
[INFO] running `Command { std: "docker" "inspect" "e19f46f8424df6c8865b1e6e029cff25675c2433cd48cd10d45f0d499f9406a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e19f46f8424df6c8865b1e6e029cff25675c2433cd48cd10d45f0d499f9406a9", kill_on_drop: false }`
[INFO] [stdout] e19f46f8424df6c8865b1e6e029cff25675c2433cd48cd10d45f0d499f9406a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 079d2ad06911cd78e8abe437bd4a9b3aa6f60ec147927129d70b193a80ea6f56
[INFO] running `Command { std: "docker" "start" "-a" "079d2ad06911cd78e8abe437bd4a9b3aa6f60ec147927129d70b193a80ea6f56", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.115
[INFO] [stderr]    Compiling rust_decimal v1.40.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling assert_float_eq v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling rust_decimal_macros v1.40.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling hash_histogram v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.41s
[INFO] running `Command { std: "docker" "inspect" "079d2ad06911cd78e8abe437bd4a9b3aa6f60ec147927129d70b193a80ea6f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "079d2ad06911cd78e8abe437bd4a9b3aa6f60ec147927129d70b193a80ea6f56", kill_on_drop: false }`
[INFO] [stdout] 079d2ad06911cd78e8abe437bd4a9b3aa6f60ec147927129d70b193a80ea6f56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 92f358b0d9084e6ef3c39267f469ee6c95520ef8fcc528cbdb615b356c8ca0e1
[INFO] running `Command { std: "docker" "start" "-a" "92f358b0d9084e6ef3c39267f469ee6c95520ef8fcc528cbdb615b356c8ca0e1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hash_histogram-57abc7176a7732e7)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_hist ... ok
[INFO] [stdout] test tests::test_float_count ... ok
[INFO] [stdout] test tests::test_bump_by ... ok
[INFO] [stdout] test tests::test_str_key ... ok
[INFO] [stdout] test tests::test_even_distro ... ok
[INFO] [stdout] test tests::test_float_distro ... ok
[INFO] [stderr]    Doc-tests hash_histogram
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.81s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] test src/lib.rs - (line 104) ... ok
[INFO] [stdout] test src/lib.rs - (line 139) ... ok
[INFO] [stdout] test src/lib.rs - (line 85) ... ok
[INFO] [stdout] test src/lib.rs - (line 70) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - (line 165) ... ok
[INFO] [stdout] test src/lib.rs - (line 123) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.32s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 2.63s; merged doctests compilation took 1.30s
[INFO] running `Command { std: "docker" "inspect" "92f358b0d9084e6ef3c39267f469ee6c95520ef8fcc528cbdb615b356c8ca0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92f358b0d9084e6ef3c39267f469ee6c95520ef8fcc528cbdb615b356c8ca0e1", kill_on_drop: false }`
[INFO] [stdout] 92f358b0d9084e6ef3c39267f469ee6c95520ef8fcc528cbdb615b356c8ca0e1