[INFO] fetching crate little-loadshedder 0.2.0...
[INFO] checking little-loadshedder-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate little-loadshedder 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate little-loadshedder 0.2.0
[INFO] finished tweaking crates.io crate little-loadshedder 0.2.0
[INFO] tweaked toml for crates.io crate little-loadshedder 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate little-loadshedder 0.2.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate little-loadshedder 0.2.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 877f26416b263041d65415863264a04277245c062f6d9b3d9b2b619f7f492673
[INFO] running `Command { std: "docker" "start" "-a" "877f26416b263041d65415863264a04277245c062f6d9b3d9b2b619f7f492673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "877f26416b263041d65415863264a04277245c062f6d9b3d9b2b619f7f492673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "877f26416b263041d65415863264a04277245c062f6d9b3d9b2b619f7f492673", kill_on_drop: false }`
[INFO] [stdout] 877f26416b263041d65415863264a04277245c062f6d9b3d9b2b619f7f492673
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82bf37301822862e552b1f44e64193ac6dc3c1d3b88e1f5724432e5fe52afe06
[INFO] running `Command { std: "docker" "start" "-a" "82bf37301822862e552b1f44e64193ac6dc3c1d3b88e1f5724432e5fe52afe06", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling cc v1.0.87
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking tower-service v0.3.2
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[INFO] [stderr]     Checking foreign-types-shared v0.1.1
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[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]    Compiling rustix v0.38.31
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[INFO] [stderr]    Compiling thiserror v1.0.57
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[INFO] [stderr]     Checking getrandom v0.2.12
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[INFO] [stderr]    Compiling metrics v0.20.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking fastrand v2.0.1
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
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[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking pin-project v1.1.4
[INFO] [stderr]     Checking tokio v1.36.0
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[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking http-body-util v0.1.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.4.2
[INFO] [stderr]     Checking little-loadshedder v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking metrics-exporter-prometheus v0.13.1
[INFO] [stderr]     Checking hyper v1.2.0
[INFO] [stderr]     Checking hyper-util v0.1.3
[INFO] [stdout] error: this type will no longer be must used: Result<Response<String>, Infallible>
[INFO] [stdout]    --> examples/microservice.rs:106:20
[INFO] [stdout]     |
[INFO] [stdout] 106 |           async move {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 107 | |             let count = inflight.fetch_add(1, Ordering::AcqRel) + 1;
[INFO] [stdout] 108 | |             let sleep = {
[INFO] [stdout] 109 | |                 let mut average = average.lock().unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 115 | |             Ok(Response::new(format!("Hello, World {count}")))
[INFO] [stdout] 116 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<String>, Infallible>
[INFO] [stdout]    --> examples/microservice.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |             Ok(Response::new(format!("Hello, World {count}")))
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `little-loadshedder` (example "microservice") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "82bf37301822862e552b1f44e64193ac6dc3c1d3b88e1f5724432e5fe52afe06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82bf37301822862e552b1f44e64193ac6dc3c1d3b88e1f5724432e5fe52afe06", kill_on_drop: false }`
[INFO] [stdout] 82bf37301822862e552b1f44e64193ac6dc3c1d3b88e1f5724432e5fe52afe06
