[INFO] fetching crate dexter-ipfs-car 0.3.0...
[INFO] checking dexter-ipfs-car-0.3.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate dexter-ipfs-car 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate dexter-ipfs-car 0.3.0
[INFO] finished tweaking crates.io crate dexter-ipfs-car 0.3.0
[INFO] tweaked toml for crates.io crate dexter-ipfs-car 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dexter-ipfs-car 0.3.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dexter-ipfs-car 0.3.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blake2s_simd v1.0.2
[INFO] [stderr]   Downloaded data-encoding-macro-internal v0.1.13
[INFO] [stderr]   Downloaded multihash v0.18.1
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.15
[INFO] [stderr]   Downloaded cid v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7509c50aa7029de154daa7f6c7d912d38013622395c8d52ae2e758206270586
[INFO] running `Command { std: "docker" "start" "-a" "c7509c50aa7029de154daa7f6c7d912d38013622395c8d52ae2e758206270586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7509c50aa7029de154daa7f6c7d912d38013622395c8d52ae2e758206270586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7509c50aa7029de154daa7f6c7d912d38013622395c8d52ae2e758206270586", kill_on_drop: false }`
[INFO] [stdout] c7509c50aa7029de154daa7f6c7d912d38013622395c8d52ae2e758206270586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d5135dcc2e06c8ecb095a9b2c3ef1ae5a7029e0ba4d6f810c5e157d301d2941
[INFO] running `Command { std: "docker" "start" "-a" "1d5135dcc2e06c8ecb095a9b2c3ef1ae5a7029e0ba4d6f810c5e157d301d2941", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling cc v1.2.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking cpufeatures v0.2.16
[INFO] [stderr]     Checking unsigned-varint v0.7.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]    Compiling anyhow v1.0.94
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking blake2s_simd v1.0.2
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling blake3 v1.5.5
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.13
[INFO] [stderr]     Checking data-encoding-macro v0.1.15
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling multihash-derive v0.8.1
[INFO] [stderr]     Checking multihash v0.18.1
[INFO] [stderr]     Checking multihash v0.16.3
[INFO] [stderr]     Checking cid v0.10.1
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking dexter-ipfs-car v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/reader.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, Read, Seek, SeekFrom, Cursor};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/reader.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{self, Read, Seek, SeekFrom, Cursor};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cid`
[INFO] [stdout]    --> src/reader.rs:108:10
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let (cid, data) = split_cid_and_data_from_block(&block_buf)?;
[INFO] [stdout]     |          ^^^ help: if this is intentional, prefix it with an underscore: `_cid`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cid`
[INFO] [stdout]    --> src/reader.rs:108:10
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let (cid, data) = split_cid_and_data_from_block(&block_buf)?;
[INFO] [stdout]     |          ^^^ help: if this is intentional, prefix it with an underscore: `_cid`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.58s
[INFO] running `Command { std: "docker" "inspect" "1d5135dcc2e06c8ecb095a9b2c3ef1ae5a7029e0ba4d6f810c5e157d301d2941", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d5135dcc2e06c8ecb095a9b2c3ef1ae5a7029e0ba4d6f810c5e157d301d2941", kill_on_drop: false }`
[INFO] [stdout] 1d5135dcc2e06c8ecb095a9b2c3ef1ae5a7029e0ba4d6f810c5e157d301d2941