[INFO] fetching crate epochfs 0.1.5...
[INFO] checking epochfs-0.1.5 against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] extracting crate epochfs 0.1.5 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate epochfs 0.1.5 on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca65ff034b9114baea5029b61e17a2053186e5654792ee75f85ac31a6cf525c2
[INFO] running `Command { std: "docker" "start" "-a" "ca65ff034b9114baea5029b61e17a2053186e5654792ee75f85ac31a6cf525c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca65ff034b9114baea5029b61e17a2053186e5654792ee75f85ac31a6cf525c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca65ff034b9114baea5029b61e17a2053186e5654792ee75f85ac31a6cf525c2", kill_on_drop: false }`
[INFO] [stdout] ca65ff034b9114baea5029b61e17a2053186e5654792ee75f85ac31a6cf525c2
[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" "-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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc0ab365fd6b576433d00277588390429ac16c38182999f3fb668da8924d08e1
[INFO] running `Command { std: "docker" "start" "-a" "cc0ab365fd6b576433d00277588390429ac16c38182999f3fb668da8924d08e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling cc v1.2.12
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling once_cell v1.20.2
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[INFO] [stderr]     Checking parking_lot_core v0.9.10
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[INFO] [stderr]     Checking signal-hook-registry v1.4.2
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[INFO] [stderr]    Compiling num-traits v0.2.19
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[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling hashbrown v0.15.2
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[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking parking_lot v0.12.3
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[INFO] [stderr]     Checking icu_normalizer v1.5.0
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[INFO] [stderr]     Checking url v2.5.4
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[INFO] [stderr]    Compiling prost-derive v0.13.4
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[INFO] [stderr]    Compiling prost v0.13.4
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[INFO] [stderr]    Compiling prost-types v0.13.4
[INFO] [stderr]    Compiling prost-build v0.13.4
[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 00s
[INFO] running `Command { std: "docker" "inspect" "cc0ab365fd6b576433d00277588390429ac16c38182999f3fb668da8924d08e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc0ab365fd6b576433d00277588390429ac16c38182999f3fb668da8924d08e1", kill_on_drop: false }`
[INFO] [stdout] cc0ab365fd6b576433d00277588390429ac16c38182999f3fb668da8924d08e1