[INFO] fetching crate skipdb 0.2.1...
[INFO] checking skipdb-0.2.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate skipdb 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate skipdb 0.2.1
[INFO] finished tweaking crates.io crate skipdb 0.2.1
[INFO] tweaked toml for crates.io crate skipdb 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate skipdb 0.2.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate skipdb 0.2.1 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e99664311e9d88283682483399c55f539b281e4d3dc47d07091f1d96288f24a
[INFO] running `Command { std: "docker" "start" "-a" "8e99664311e9d88283682483399c55f539b281e4d3dc47d07091f1d96288f24a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e99664311e9d88283682483399c55f539b281e4d3dc47d07091f1d96288f24a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e99664311e9d88283682483399c55f539b281e4d3dc47d07091f1d96288f24a", kill_on_drop: false }`
[INFO] [stdout] 8e99664311e9d88283682483399c55f539b281e4d3dc47d07091f1d96288f24a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28f47d759d619c1df385ca0a3955960d456582f4c087457dfb1c41d03058bd9d
[INFO] running `Command { std: "docker" "start" "-a" "28f47d759d619c1df385ca0a3955960d456582f4c087457dfb1c41d03058bd9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]    Compiling serde v1.0.199
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking smallvec-wrapper v0.1.0
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking either v1.11.0
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking cheap-clone v0.1.2
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking atomic_refcell v0.1.13
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]     Checking crossbeam-skiplist v0.1.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking triomphe v0.1.11
[INFO] [stderr]     Checking wg v0.9.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.59
[INFO] [stderr]     Checking txn-core v0.1.3
[INFO] [stderr]     Checking wmark v0.1.4
[INFO] [stderr]     Checking txn v0.1.3
[INFO] [stderr]     Checking skipdb-core v0.2.0
[INFO] [stderr]     Checking skipdb v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.83s
[INFO] running `Command { std: "docker" "inspect" "28f47d759d619c1df385ca0a3955960d456582f4c087457dfb1c41d03058bd9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f47d759d619c1df385ca0a3955960d456582f4c087457dfb1c41d03058bd9d", kill_on_drop: false }`
[INFO] [stdout] 28f47d759d619c1df385ca0a3955960d456582f4c087457dfb1c41d03058bd9d