[INFO] fetching crate fallible_collections 0.4.9...
[INFO] checking fallible_collections-0.4.9 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate fallible_collections 0.4.9 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate fallible_collections 0.4.9 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fallible_collections 0.4.9
[INFO] finished tweaking crates.io crate fallible_collections 0.4.9
[INFO] tweaked toml for crates.io crate fallible_collections 0.4.9 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.13.2 (latest: v0.14.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4b1708a73491a07f36b20bc5492be13efb3aef0b99296059b1c4629ce093d01
[INFO] running `Command { std: "docker" "start" "-a" "c4b1708a73491a07f36b20bc5492be13efb3aef0b99296059b1c4629ce093d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4b1708a73491a07f36b20bc5492be13efb3aef0b99296059b1c4629ce093d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4b1708a73491a07f36b20bc5492be13efb3aef0b99296059b1c4629ce093d01", kill_on_drop: false }`
[INFO] [stdout] c4b1708a73491a07f36b20bc5492be13efb3aef0b99296059b1c4629ce093d01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c21b5e715f9a07b275f968bfe824a2ff8484c97ec2d253c122de7928dcef7604
[INFO] running `Command { std: "docker" "start" "-a" "c21b5e715f9a07b275f968bfe824a2ff8484c97ec2d253c122de7928dcef7604", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking fallible_collections v0.4.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Truncate` is never used
[INFO] [stdout]    --> src/vec.rs:699:7
[INFO] [stdout]     |
[INFO] [stdout] 699 | trait Truncate {
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Truncate` is never used
[INFO] [stdout]    --> src/vec.rs:699:7
[INFO] [stdout]     |
[INFO] [stdout] 699 | trait Truncate {
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "c21b5e715f9a07b275f968bfe824a2ff8484c97ec2d253c122de7928dcef7604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c21b5e715f9a07b275f968bfe824a2ff8484c97ec2d253c122de7928dcef7604", kill_on_drop: false }`
[INFO] [stdout] c21b5e715f9a07b275f968bfe824a2ff8484c97ec2d253c122de7928dcef7604