[INFO] fetching crate libipld-base 0.1.0...
[INFO] checking libipld-base-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate libipld-base 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate libipld-base 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libipld-base 0.1.0
[INFO] finished tweaking crates.io crate libipld-base 0.1.0
[INFO] tweaked toml for crates.io crate libipld-base 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.6)
[INFO] [stderr]       Adding blake2b_simd v0.5.11 (latest: v1.0.2)
[INFO] [stderr]       Adding blake2s_simd v0.5.11 (latest: v1.0.2)
[INFO] [stderr]       Adding block-buffer v0.7.3 (latest: v0.10.4)
[INFO] [stderr]       Adding block-padding v0.1.5 (latest: v0.3.3)
[INFO] [stderr]       Adding cid v0.4.0 (latest: v0.11.1)
[INFO] [stderr]       Adding constant_time_eq v0.1.5 (latest: v0.3.1)
[INFO] [stderr]       Adding digest v0.8.1 (latest: v0.10.7)
[INFO] [stderr]       Adding generic-array v0.12.4 (latest: v1.1.0)
[INFO] [stderr]       Adding multibase v0.8.0 (latest: v0.9.1)
[INFO] [stderr]       Adding multihash v0.10.1 (latest: v0.19.1)
[INFO] [stderr]       Adding opaque-debug v0.2.3 (latest: v0.3.1)
[INFO] [stderr]       Adding sha-1 v0.8.2 (latest: v0.10.1)
[INFO] [stderr]       Adding sha2 v0.8.2 (latest: v0.10.8)
[INFO] [stderr]       Adding sha3 v0.8.2 (latest: v0.10.8)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding unsigned-varint v0.3.3 (latest: v0.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multihash v0.10.1
[INFO] [stderr]   Downloaded cid v0.4.0
[INFO] [stderr]   Downloaded unsigned-varint v0.3.3
[INFO] [stderr]   Downloaded blake2s_simd v0.5.11
[INFO] [stderr]   Downloaded multibase v0.8.0
[INFO] [stderr]   Downloaded sha3 v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a64ac0cdd1f28639fbf4d01a77782c5550be8ac1f653a8362584393816e51f0d
[INFO] running `Command { std: "docker" "start" "-a" "a64ac0cdd1f28639fbf4d01a77782c5550be8ac1f653a8362584393816e51f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a64ac0cdd1f28639fbf4d01a77782c5550be8ac1f653a8362584393816e51f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a64ac0cdd1f28639fbf4d01a77782c5550be8ac1f653a8362584393816e51f0d", kill_on_drop: false }`
[INFO] [stdout] a64ac0cdd1f28639fbf4d01a77782c5550be8ac1f653a8362584393816e51f0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4658c13948aa36525c28c264b7e095074727835ab1521ed8ec4b4d76cb993bf4
[INFO] running `Command { std: "docker" "start" "-a" "4658c13948aa36525c28c264b7e095074727835ab1521ed8ec4b4d76cb993bf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking arrayref v0.3.8
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]     Checking unsigned-varint v0.3.3
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.13
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking data-encoding-macro v0.1.15
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking multibase v0.8.0
[INFO] [stderr]     Checking multihash v0.10.1
[INFO] [stderr]     Checking cid v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking libipld-base v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.33s
[INFO] running `Command { std: "docker" "inspect" "4658c13948aa36525c28c264b7e095074727835ab1521ed8ec4b4d76cb993bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4658c13948aa36525c28c264b7e095074727835ab1521ed8ec4b4d76cb993bf4", kill_on_drop: false }`
[INFO] [stdout] 4658c13948aa36525c28c264b7e095074727835ab1521ed8ec4b4d76cb993bf4