[INFO] fetching crate ssz-json 0.0.2...
[INFO] checking ssz-json-0.0.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate ssz-json 0.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate ssz-json 0.0.2
[INFO] finished tweaking crates.io crate ssz-json 0.0.2
[INFO] tweaked toml for crates.io crate ssz-json 0.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ssz-json 0.0.2 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to latest compatible versions
[INFO] [stderr]       Adding ethereum-types v0.6.0 (available: v0.15.1)
[INFO] [stderr]       Adding ssz v0.1.2 (available: v0.2.0)
[INFO] [stderr]       Adding ssz-derive v0.1.2 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caa3c3c62ed0207c50b89d215832556a04d5fe13680f96ed78b61c4ab6eb0cd8
[INFO] running `Command { std: "docker" "start" "-a" "caa3c3c62ed0207c50b89d215832556a04d5fe13680f96ed78b61c4ab6eb0cd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caa3c3c62ed0207c50b89d215832556a04d5fe13680f96ed78b61c4ab6eb0cd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa3c3c62ed0207c50b89d215832556a04d5fe13680f96ed78b61c4ab6eb0cd8", kill_on_drop: false }`
[INFO] [stdout] caa3c3c62ed0207c50b89d215832556a04d5fe13680f96ed78b61c4ab6eb0cd8
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2bd670ae9fbd476c928c32a8072a9c58e4c4a77b608dcbcbed6df04312c1a94
[INFO] running `Command { std: "docker" "start" "-a" "a2bd670ae9fbd476c928c32a8072a9c58e4c4a77b608dcbcbed6df04312c1a94", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking hashbrown v0.15.4
[INFO] [stderr]     Checking rlp v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking hash-db v0.11.0
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking uint v0.7.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]    Compiling ssz-derive v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking parity-codec v3.5.4
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking ethbloom v0.6.4
[INFO] [stderr]     Checking impl-codec v0.2.0
[INFO] [stderr]     Checking primitive-types v0.2.4
[INFO] [stderr]     Checking primitive-types v0.3.0
[INFO] [stderr]     Checking ssz v0.1.2
[INFO] [stderr]     Checking ethereum-types v0.6.0
[INFO] [stderr]     Checking ssz-json v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.44s
[INFO] running `Command { std: "docker" "inspect" "a2bd670ae9fbd476c928c32a8072a9c58e4c4a77b608dcbcbed6df04312c1a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2bd670ae9fbd476c928c32a8072a9c58e4c4a77b608dcbcbed6df04312c1a94", kill_on_drop: false }`
[INFO] [stdout] a2bd670ae9fbd476c928c32a8072a9c58e4c4a77b608dcbcbed6df04312c1a94