[INFO] fetching crate tower-load 0.3.0...
[INFO] testing tower-load-0.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate tower-load 0.3.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate tower-load 0.3.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tower-load 0.3.0
[INFO] finished tweaking crates.io crate tower-load 0.3.0
[INFO] tweaked toml for crates.io crate tower-load 0.3.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1221003d7f6bf90621a8de1aef5ca2550f6c25664e71a3fac7336e11c5b35c41
[INFO] running `Command { std: "docker" "start" "-a" "1221003d7f6bf90621a8de1aef5ca2550f6c25664e71a3fac7336e11c5b35c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1221003d7f6bf90621a8de1aef5ca2550f6c25664e71a3fac7336e11c5b35c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1221003d7f6bf90621a8de1aef5ca2550f6c25664e71a3fac7336e11c5b35c41", kill_on_drop: false }`
[INFO] [stdout] 1221003d7f6bf90621a8de1aef5ca2550f6c25664e71a3fac7336e11c5b35c41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90686e29b3e4f33e83d3004bb313ba1c6ee939402ae60117ea98f8212de1ad43
[INFO] running `Command { std: "docker" "start" "-a" "90686e29b3e4f33e83d3004bb313ba1c6ee939402ae60117ea98f8212de1ad43", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling pin-project v0.4.28
[INFO] [stderr]    Compiling tower-discover v0.3.0
[INFO] [stderr]    Compiling tower-load v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.15s
[INFO] running `Command { std: "docker" "inspect" "90686e29b3e4f33e83d3004bb313ba1c6ee939402ae60117ea98f8212de1ad43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90686e29b3e4f33e83d3004bb313ba1c6ee939402ae60117ea98f8212de1ad43", kill_on_drop: false }`
[INFO] [stdout] 90686e29b3e4f33e83d3004bb313ba1c6ee939402ae60117ea98f8212de1ad43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8420c90b33c8631ffe52d8bdfdadb5222718b963dc747263623eb01e63adb203
[INFO] running `Command { std: "docker" "start" "-a" "8420c90b33c8631ffe52d8bdfdadb5222718b963dc747263623eb01e63adb203", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio-test v0.2.1
[INFO] [stderr]    Compiling tower-load v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "8420c90b33c8631ffe52d8bdfdadb5222718b963dc747263623eb01e63adb203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8420c90b33c8631ffe52d8bdfdadb5222718b963dc747263623eb01e63adb203", kill_on_drop: false }`
[INFO] [stdout] 8420c90b33c8631ffe52d8bdfdadb5222718b963dc747263623eb01e63adb203
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d94cfad5d356b1e20bb2fb2b6b2381926352768d5bda4daedeb7db37d426ad67
[INFO] running `Command { std: "docker" "start" "-a" "d94cfad5d356b1e20bb2fb2b6b2381926352768d5bda4daedeb7db37d426ad67", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tower_load-d9a431449ac6e6c7)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test peak_ewma::tests::compound_decay ... ok
[INFO] [stdout] test peak_ewma::tests::nanos ... ok
[INFO] [stdout] test peak_ewma::tests::default_decay ... ok
[INFO] [stdout] test pending_requests::tests::instrumented ... ok
[INFO] [stdout] test pending_requests::tests::default ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tower-load
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d94cfad5d356b1e20bb2fb2b6b2381926352768d5bda4daedeb7db37d426ad67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d94cfad5d356b1e20bb2fb2b6b2381926352768d5bda4daedeb7db37d426ad67", kill_on_drop: false }`
[INFO] [stdout] d94cfad5d356b1e20bb2fb2b6b2381926352768d5bda4daedeb7db37d426ad67