[INFO] fetching crate epochfs 0.1.5...
[INFO] checking epochfs-0.1.5 against try#7dabc88a3b6768751847baeb49983f31ac5f20e2 for pr-155945
[INFO] extracting crate epochfs 0.1.5 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate epochfs 0.1.5
[INFO] finished tweaking crates.io crate epochfs 0.1.5
[INFO] tweaked toml for crates.io crate epochfs 0.1.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate epochfs 0.1.5 on toolchain 7dabc88a3b6768751847baeb49983f31ac5f20e2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate epochfs 0.1.5 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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a765a293e475f5bbc8ae71c258dc25ac43815894ee85dbf55eccf5bd72fd07e
[INFO] running `Command { std: "docker" "start" "-a" "3a765a293e475f5bbc8ae71c258dc25ac43815894ee85dbf55eccf5bd72fd07e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a765a293e475f5bbc8ae71c258dc25ac43815894ee85dbf55eccf5bd72fd07e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a765a293e475f5bbc8ae71c258dc25ac43815894ee85dbf55eccf5bd72fd07e", kill_on_drop: false }`
[INFO] [stdout] 3a765a293e475f5bbc8ae71c258dc25ac43815894ee85dbf55eccf5bd72fd07e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+7dabc88a3b6768751847baeb49983f31ac5f20e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 708a93a3ec4adae10cb47834e19e9d269630cbf85e8dd4bda382ccf4e85e6532
[INFO] running `Command { std: "docker" "start" "-a" "708a93a3ec4adae10cb47834e19e9d269630cbf85e8dd4bda382ccf4e85e6532", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]     Checking smallvec v1.13.2
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[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]     Checking litemap v0.7.4
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling writeable v0.5.5
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[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling anyhow v1.0.95
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[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking generic-array v0.14.7
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[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling getrandom v0.3.1
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[INFO] [stderr]    Compiling num-traits v0.2.19
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[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
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[INFO] [stderr]     Checking iana-time-zone v0.1.61
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[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.5
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.217
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[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling openssl-macros v0.1.1
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[INFO] [stderr]    Compiling async-trait v0.1.86
[INFO] [stderr]     Checking zerofrom v0.1.5
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]     Checking yoke v0.7.5
[INFO] [stderr]    Compiling thiserror v2.0.11
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[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
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[INFO] [stderr]     Checking quick-xml v0.36.2
[INFO] [stderr]     Checking uuid v1.13.1
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]     Checking hyper v1.6.0
[INFO] [stderr]     Checking tokio-rustls v0.26.1
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking tokio-util v0.7.13
[INFO] [stderr]     Checking backon v1.3.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]     Checking hyper-util v0.1.10
[INFO] [stderr]    Compiling prost-derive v0.13.4
[INFO] [stderr]    Compiling sqlx-core v0.8.3
[INFO] [stderr]     Checking hyper-rustls v0.27.5
[INFO] [stderr]     Checking reqwest v0.12.12
[INFO] [stderr]    Compiling prost v0.13.4
[INFO] [stderr]    Compiling prost-types v0.13.4
[INFO] [stderr]     Checking opendal v0.51.2
[INFO] [stderr]    Compiling prost-build v0.13.4
[INFO] [stderr]    Compiling sqlx-sqlite v0.8.3
[INFO] [stderr]    Compiling epochfs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling sqlx-macros-core v0.8.3
[INFO] [stderr]    Compiling sqlx-macros v0.8.3
[INFO] [stderr]     Checking sqlx v0.8.3
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/file.rs:59:34
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub async fn sink(&mut self, mut stream: impl Stream<Item = Result<Buffer>>) -> Result<()> {
[INFO] [stdout]    |                                  ----^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/file.rs:59:34
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub async fn sink(&mut self, mut stream: impl Stream<Item = Result<Buffer>>) -> Result<()> {
[INFO] [stdout]    |                                  ----^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "708a93a3ec4adae10cb47834e19e9d269630cbf85e8dd4bda382ccf4e85e6532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "708a93a3ec4adae10cb47834e19e9d269630cbf85e8dd4bda382ccf4e85e6532", kill_on_drop: false }`
[INFO] [stdout] 708a93a3ec4adae10cb47834e19e9d269630cbf85e8dd4bda382ccf4e85e6532
