[INFO] cloning repository https://github.com/martinus/rust-throttler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/martinus/rust-throttler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartinus%2Frust-throttler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartinus%2Frust-throttler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66cb644769f8834f24c7a12bd69190a274e701f9
[INFO] testing martinus/rust-throttler against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartinus%2Frust-throttler" "/workspace/builds/worker-100/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-100/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/martinus/rust-throttler 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 git repo https://github.com/martinus/rust-throttler
[INFO] finished tweaking git repo https://github.com/martinus/rust-throttler
[INFO] tweaked toml for git repo https://github.com/martinus/rust-throttler written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate git repo https://github.com/martinus/rust-throttler already has a lockfile, it will not be regenerated
[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-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 28b83db78e329332de02b171b1f55cae1c2674b24fe2bf51c6dc92c48a6d334a
[INFO] running `Command { std: "docker" "start" "-a" "28b83db78e329332de02b171b1f55cae1c2674b24fe2bf51c6dc92c48a6d334a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28b83db78e329332de02b171b1f55cae1c2674b24fe2bf51c6dc92c48a6d334a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28b83db78e329332de02b171b1f55cae1c2674b24fe2bf51c6dc92c48a6d334a", kill_on_drop: false }`
[INFO] [stdout] 28b83db78e329332de02b171b1f55cae1c2674b24fe2bf51c6dc92c48a6d334a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] 79a4094568b06d7a9f1f856503b6ab6e543b1efbf5661c42d0763595f37944fb
[INFO] running `Command { std: "docker" "start" "-a" "79a4094568b06d7a9f1f856503b6ab6e543b1efbf5661c42d0763595f37944fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling throttler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `max_parallel`
[INFO] [stdout]   --> src/server.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     max_parallel: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `priority`
[INFO] [stdout]   --> src/server.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     priority: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `default_priority`
[INFO] [stdout]   --> src/server.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     default_priority: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `group`
[INFO] [stdout]   --> src/server.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     group: HashMap<String, Throttling>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.96s
[INFO] running `Command { std: "docker" "inspect" "79a4094568b06d7a9f1f856503b6ab6e543b1efbf5661c42d0763595f37944fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79a4094568b06d7a9f1f856503b6ab6e543b1efbf5661c42d0763595f37944fb", kill_on_drop: false }`
[INFO] [stdout] 79a4094568b06d7a9f1f856503b6ab6e543b1efbf5661c42d0763595f37944fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] d2f16f41a1be544a1add619d9902250acc26e57f5fe80025207100242a4e26d0
[INFO] running `Command { std: "docker" "start" "-a" "d2f16f41a1be544a1add619d9902250acc26e57f5fe80025207100242a4e26d0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling throttler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `max_parallel`
[INFO] [stdout]   --> src/server.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     max_parallel: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `priority`
[INFO] [stdout]   --> src/server.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     priority: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `default_priority`
[INFO] [stdout]   --> src/server.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     default_priority: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `group`
[INFO] [stdout]   --> src/server.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     group: HashMap<String, Throttling>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `max_parallel`
[INFO] [stdout]   --> src/server.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     max_parallel: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `priority`
[INFO] [stdout]   --> src/server.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     priority: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `default_priority`
[INFO] [stdout]   --> src/server.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     default_priority: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `group`
[INFO] [stdout]   --> src/server.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     group: HashMap<String, Throttling>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.30s
[INFO] running `Command { std: "docker" "inspect" "d2f16f41a1be544a1add619d9902250acc26e57f5fe80025207100242a4e26d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2f16f41a1be544a1add619d9902250acc26e57f5fe80025207100242a4e26d0", kill_on_drop: false }`
[INFO] [stdout] d2f16f41a1be544a1add619d9902250acc26e57f5fe80025207100242a4e26d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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] e11322678221c87cfbff416c250b083389d0f33ff1a04da951e9830da75ac00f
[INFO] running `Command { std: "docker" "start" "-a" "e11322678221c87cfbff416c250b083389d0f33ff1a04da951e9830da75ac00f", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `max_parallel`
[INFO] [stderr]   --> src/server.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     max_parallel: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `priority`
[INFO] [stderr]   --> src/server.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     priority: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `default_priority`
[INFO] [stderr]   --> src/server.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     default_priority: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `group`
[INFO] [stderr]   --> src/server.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     group: HashMap<String, Throttling>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `throttler` (bin "throttler") generated 4 warnings
[INFO] [stderr] warning: `throttler` (bin "throttler" test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/throttler-598c61a5a5a5ed12)
[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] [stderr]      Running tests/commandline.rs (/opt/rustwide/target/debug/deps/commandline-791af64f6d9da75f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_adds_two ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e11322678221c87cfbff416c250b083389d0f33ff1a04da951e9830da75ac00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11322678221c87cfbff416c250b083389d0f33ff1a04da951e9830da75ac00f", kill_on_drop: false }`
[INFO] [stdout] e11322678221c87cfbff416c250b083389d0f33ff1a04da951e9830da75ac00f