[INFO] fetching crate ipld-core 0.4.2...
[INFO] checking ipld-core-0.4.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate ipld-core 0.4.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate ipld-core 0.4.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate ipld-core 0.4.2
[INFO] tweaked toml for crates.io crate ipld-core 0.4.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ipld-core 0.4.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ipld-core 0.4.2 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ipld-core v0.4.1
[INFO] [stderr]   Downloaded serde_ipld_dagcbor v0.6.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dfa6abec1e412543f639e979fbfddeff182e604527314e06fdc6f0a9857c026
[INFO] running `Command { std: "docker" "start" "-a" "0dfa6abec1e412543f639e979fbfddeff182e604527314e06fdc6f0a9857c026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dfa6abec1e412543f639e979fbfddeff182e604527314e06fdc6f0a9857c026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dfa6abec1e412543f639e979fbfddeff182e604527314e06fdc6f0a9857c026", kill_on_drop: false }`
[INFO] [stdout] 0dfa6abec1e412543f639e979fbfddeff182e604527314e06fdc6f0a9857c026
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4aac196cb89a592c165cdf1996da2d58c1e969f0101bae9c414ec0eb94662d2b
[INFO] running `Command { std: "docker" "start" "-a" "4aac196cb89a592c165cdf1996da2d58c1e969f0101bae9c414ec0eb94662d2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling data-encoding v2.5.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]     Checking unsigned-varint v0.7.2
[INFO] [stderr]     Checking unsigned-varint v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.12
[INFO] [stderr]     Checking data-encoding-macro v0.1.14
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking multihash v0.19.1
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking cbor4ii v0.2.14
[INFO] [stderr]     Checking serde_test v1.0.176
[INFO] [stderr]     Checking cid v0.11.1
[INFO] [stderr]     Checking ipld-core v0.4.1
[INFO] [stderr]     Checking ipld-core v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_ipld_dagcbor v0.6.0
[INFO] [stderr]     Checking serde_ipld_dagjson v0.2.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.57s
[INFO] running `Command { std: "docker" "inspect" "4aac196cb89a592c165cdf1996da2d58c1e969f0101bae9c414ec0eb94662d2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aac196cb89a592c165cdf1996da2d58c1e969f0101bae9c414ec0eb94662d2b", kill_on_drop: false }`
[INFO] [stdout] 4aac196cb89a592c165cdf1996da2d58c1e969f0101bae9c414ec0eb94662d2b