[INFO] crate rust-rocket 0.3.5 is already in cache
[INFO] testing rust-rocket-0.3.5 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate rust-rocket 0.3.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rust-rocket 0.3.5 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rust-rocket 0.3.5
[INFO] finished tweaking crates.io crate rust-rocket 0.3.5
[INFO] tweaked toml for crates.io crate rust-rocket 0.3.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e3d5bffcbfa46d3c4c8dae0974a274a22f5133e36ad49afeb41a48005508f32
[INFO] running `"docker" "start" "-a" "5e3d5bffcbfa46d3c4c8dae0974a274a22f5133e36ad49afeb41a48005508f32"`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rust-rocket v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/client.rs:232:33
[INFO] [stderr]     |
[INFO] [stderr] 232 | ...                   let mut track =
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/client.rs:242:33
[INFO] [stderr]     |
[INFO] [stderr] 242 | ...                   let mut track =
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `"docker" "inspect" "5e3d5bffcbfa46d3c4c8dae0974a274a22f5133e36ad49afeb41a48005508f32"`
[INFO] running `"docker" "rm" "-f" "5e3d5bffcbfa46d3c4c8dae0974a274a22f5133e36ad49afeb41a48005508f32"`
[INFO] [stdout] 5e3d5bffcbfa46d3c4c8dae0974a274a22f5133e36ad49afeb41a48005508f32
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67354bd4a004727d7818432de1c192a4cbd51e257e185b82ddf286e43d046764
[INFO] running `"docker" "start" "-a" "67354bd4a004727d7818432de1c192a4cbd51e257e185b82ddf286e43d046764"`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/client.rs:232:33
[INFO] [stderr]     |
[INFO] [stderr] 232 | ...                   let mut track =
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/client.rs:242:33
[INFO] [stderr]     |
[INFO] [stderr] 242 | ...                   let mut track =
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling rust-rocket v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/client.rs:232:33
[INFO] [stderr]     |
[INFO] [stderr] 232 | ...                   let mut track =
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/client.rs:242:33
[INFO] [stderr]     |
[INFO] [stderr] 242 | ...                   let mut track =
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `"docker" "inspect" "67354bd4a004727d7818432de1c192a4cbd51e257e185b82ddf286e43d046764"`
[INFO] running `"docker" "rm" "-f" "67354bd4a004727d7818432de1c192a4cbd51e257e185b82ddf286e43d046764"`
[INFO] [stdout] 67354bd4a004727d7818432de1c192a4cbd51e257e185b82ddf286e43d046764
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8e5b53ccd80a5601e2680cdbd15813467193be0d64a6b3cdff8b4565c0314d12
[INFO] running `"docker" "start" "-a" "8e5b53ccd80a5601e2680cdbd15813467193be0d64a6b3cdff8b4565c0314d12"`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/client.rs:232:33
[INFO] [stderr]     |
[INFO] [stderr] 232 | ...                   let mut track =
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/client.rs:232:33
[INFO] [stderr]     |
[INFO] [stderr] 232 | ...                   let mut track =
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/client.rs:242:33
[INFO] [stderr]     |
[INFO] [stderr] 242 | ...                   let mut track =
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/client.rs:242:33
[INFO] [stderr]     |
[INFO] [stderr] 242 | ...                   let mut track =
[INFO] [stderr]     |                           ----^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_rocket-9135a9fb8dcb7065
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test track::tests::test_three_keys ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-rocket
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/client.rs - client::Rocket::new (line 60) ... ok
[INFO] [stdout] test src/client.rs - client::Rocket::get_track_mut (line 117) ... ok
[INFO] [stdout] test src/client.rs - client::Rocket::poll_events (line 168) ... ok
[INFO] [stdout] test src/client.rs - client::Rocket::connect (line 83) ... ok
[INFO] [stdout] test src/interpolation.rs - interpolation::Interpolation::interpolate (line 42) ... ok
[INFO] [stdout] test src/interpolation.rs - interpolation::Interpolation::interpolate (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8e5b53ccd80a5601e2680cdbd15813467193be0d64a6b3cdff8b4565c0314d12"`
[INFO] running `"docker" "rm" "-f" "8e5b53ccd80a5601e2680cdbd15813467193be0d64a6b3cdff8b4565c0314d12"`
[INFO] [stdout] 8e5b53ccd80a5601e2680cdbd15813467193be0d64a6b3cdff8b4565c0314d12