[INFO] fetching crate starts-ends-with-caseless 0.6.4...
[INFO] checking starts-ends-with-caseless-0.6.4 against master#4c5f6e6277b89e47d73a192078697f7a5f3dc0ac for pr-97086
[INFO] extracting crate starts-ends-with-caseless 0.6.4 into /workspace/builds/worker-95/source
[INFO] validating manifest of crates.io crate starts-ends-with-caseless 0.6.4 on toolchain 4c5f6e6277b89e47d73a192078697f7a5f3dc0ac
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate starts-ends-with-caseless 0.6.4
[INFO] finished tweaking crates.io crate starts-ends-with-caseless 0.6.4
[INFO] tweaked toml for crates.io crate starts-ends-with-caseless 0.6.4 written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cow-utils v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c35a3393e99106fd9abe4be2cd021195a39718def3c3c70b3b6c422675144cbb
[INFO] running `Command { std: "docker" "start" "-a" "c35a3393e99106fd9abe4be2cd021195a39718def3c3c70b3b6c422675144cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c35a3393e99106fd9abe4be2cd021195a39718def3c3c70b3b6c422675144cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c35a3393e99106fd9abe4be2cd021195a39718def3c3c70b3b6c422675144cbb", kill_on_drop: false }`
[INFO] [stdout] c35a3393e99106fd9abe4be2cd021195a39718def3c3c70b3b6c422675144cbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c5f6e6277b89e47d73a192078697f7a5f3dc0ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63f2bb3e007bafc2c83f77c816553a6907862fcb6ff55a1beca4eefa0abda09e
[INFO] running `Command { std: "docker" "start" "-a" "63f2bb3e007bafc2c83f77c816553a6907862fcb6ff55a1beca4eefa0abda09e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cow-utils v0.1.2
[INFO] [stderr]     Checking starts-ends-with-caseless v0.6.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::str::Bytes` in tuple element 1 that must be used
[INFO] [stdout]   --> src/starts_with_caseless_multiple.rs:61:37
[INFO] [stdout]    |
[INFO] [stdout] 61 | ...                   bcss.remove(i);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::str::Bytes` in tuple element 1 that must be used
[INFO] [stdout]   --> src/starts_with_caseless_multiple.rs:61:37
[INFO] [stdout]    |
[INFO] [stdout] 61 | ...                   bcss.remove(i);
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "63f2bb3e007bafc2c83f77c816553a6907862fcb6ff55a1beca4eefa0abda09e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63f2bb3e007bafc2c83f77c816553a6907862fcb6ff55a1beca4eefa0abda09e", kill_on_drop: false }`
[INFO] [stdout] 63f2bb3e007bafc2c83f77c816553a6907862fcb6ff55a1beca4eefa0abda09e