[INFO] fetching crate majin-blob-types 0.1.3...
[INFO] checking majin-blob-types-0.1.3 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate majin-blob-types 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate majin-blob-types 0.1.3
[INFO] finished tweaking crates.io crate majin-blob-types 0.1.3
[INFO] tweaked toml for crates.io crate majin-blob-types 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate majin-blob-types 0.1.3 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded majin-blob-eip-4844 v0.1.3
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6478692bf0e2b3da805e80e904dc848048ce19f6352917651b3b2e88e1cf8d8e
[INFO] running `Command { std: "docker" "start" "-a" "6478692bf0e2b3da805e80e904dc848048ce19f6352917651b3b2e88e1cf8d8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6478692bf0e2b3da805e80e904dc848048ce19f6352917651b3b2e88e1cf8d8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6478692bf0e2b3da805e80e904dc848048ce19f6352917651b3b2e88e1cf8d8e", kill_on_drop: false }`
[INFO] [stdout] 6478692bf0e2b3da805e80e904dc848048ce19f6352917651b3b2e88e1cf8d8e
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2367a9f7d24fd0209d5b8f96ee34e9190efbf9494d009fdbef70d5c6b396bf7
[INFO] running `Command { std: "docker" "start" "-a" "a2367a9f7d24fd0209d5b8f96ee34e9190efbf9494d009fdbef70d5c6b396bf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking majin-blob-eip-4844 v0.1.3
[INFO] [stderr]     Checking majin-blob-types v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `old_extract_bits` is never used
[INFO] [stdout]    --> src/serde.rs:144:4
[INFO] [stdout]     |
[INFO] [stdout] 144 | fn old_extract_bits(word: &BigUint, start: usize, end: usize) -> BigUint {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `old_extract_bits` is never used
[INFO] [stdout]    --> src/serde.rs:144:4
[INFO] [stdout]     |
[INFO] [stdout] 144 | fn old_extract_bits(word: &BigUint, start: usize, end: usize) -> BigUint {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.35s
[INFO] running `Command { std: "docker" "inspect" "a2367a9f7d24fd0209d5b8f96ee34e9190efbf9494d009fdbef70d5c6b396bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2367a9f7d24fd0209d5b8f96ee34e9190efbf9494d009fdbef70d5c6b396bf7", kill_on_drop: false }`
[INFO] [stdout] a2367a9f7d24fd0209d5b8f96ee34e9190efbf9494d009fdbef70d5c6b396bf7