[INFO] fetching crate io 0.0.2...
[INFO] checking io-0.0.2 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate io 0.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate io 0.0.2 on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate io 0.0.2
[INFO] finished tweaking crates.io crate io 0.0.2
[INFO] tweaked toml for crates.io crate io 0.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 84 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89df10e11cd40573a9ad532754a79cd4f052ce4dbea2071435c3d26c883d9b2a
[INFO] running `Command { std: "docker" "start" "-a" "89df10e11cd40573a9ad532754a79cd4f052ce4dbea2071435c3d26c883d9b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89df10e11cd40573a9ad532754a79cd4f052ce4dbea2071435c3d26c883d9b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89df10e11cd40573a9ad532754a79cd4f052ce4dbea2071435c3d26c883d9b2a", kill_on_drop: false }`
[INFO] [stdout] 89df10e11cd40573a9ad532754a79cd4f052ce4dbea2071435c3d26c883d9b2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a0abe04a3aa97559ebe0af960c4dba9763e8fcf83689159758e8c26ae9f1e3f
[INFO] running `Command { std: "docker" "start" "-a" "8a0abe04a3aa97559ebe0af960c4dba9763e8fcf83689159758e8c26ae9f1e3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling winnow v0.7.4
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byte-slice-cast v1.2.3
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling gear-stack-buffer v1.7.1
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling bs58 v0.5.1
[INFO] [stderr]    Compiling indexmap v2.8.0
[INFO] [stderr]    Compiling fixed-hash v0.8.0
[INFO] [stderr]    Compiling gear-dlmalloc v0.2.0
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking once_cell v1.21.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking str-buf v3.0.3
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]     Checking gsys v1.7.1
[INFO] [stderr]     Checking waker-fn v1.2.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling parity-scale-codec v3.7.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]     Checking libc-print v0.1.23
[INFO] [stderr]     Checking page_size v0.6.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking galloc v1.7.1
[INFO] [stderr]    Compiling toml_edit v0.22.24
[INFO] [stderr]     Checking gear-ss58 v1.7.1
[INFO] [stderr]     Checking const_format v0.2.34
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.4
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling scale-info-derive v2.11.6
[INFO] [stderr]    Compiling derive_more v0.99.19
[INFO] [stderr]    Compiling enum-iterator-derive v1.4.0
[INFO] [stderr]     Checking enum-iterator v1.5.0
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]    Compiling impl-codec v0.6.0
[INFO] [stderr]    Compiling scale-info v2.11.6
[INFO] [stderr]     Checking primitive-types v0.12.2
[INFO] [stderr]     Checking gear-core-errors v1.7.1
[INFO] [stderr]     Checking gmeta v1.7.1
[INFO] [stderr]     Checking gprimitives v1.7.1
[INFO] [stderr]     Checking gcore v1.7.1
[INFO] [stderr]    Compiling gstd-codegen v1.7.1
[INFO] [stderr]     Checking gstd v1.7.1
[INFO] [stderr]     Checking io v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.84s
[INFO] running `Command { std: "docker" "inspect" "8a0abe04a3aa97559ebe0af960c4dba9763e8fcf83689159758e8c26ae9f1e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a0abe04a3aa97559ebe0af960c4dba9763e8fcf83689159758e8c26ae9f1e3f", kill_on_drop: false }`
[INFO] [stdout] 8a0abe04a3aa97559ebe0af960c4dba9763e8fcf83689159758e8c26ae9f1e3f