[INFO] fetching crate serde_ipld_dagcbor 0.6.3...
[INFO] checking serde_ipld_dagcbor-0.6.3 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate serde_ipld_dagcbor 0.6.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate serde_ipld_dagcbor 0.6.3
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serde_ipld_dagcbor 0.6.3
[INFO] tweaked toml for crates.io crate serde_ipld_dagcbor 0.6.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_ipld_dagcbor 0.6.3 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] crate crates.io crate serde_ipld_dagcbor 0.6.3 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 260efad688f05d0314e97132091826f5fd77f3d64aab1f1d692fff61ab89e8e6
[INFO] running `Command { std: "docker" "start" "-a" "260efad688f05d0314e97132091826f5fd77f3d64aab1f1d692fff61ab89e8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "260efad688f05d0314e97132091826f5fd77f3d64aab1f1d692fff61ab89e8e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "260efad688f05d0314e97132091826f5fd77f3d64aab1f1d692fff61ab89e8e6", kill_on_drop: false }`
[INFO] [stdout] 260efad688f05d0314e97132091826f5fd77f3d64aab1f1d692fff61ab89e8e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 168b978d321f12d26cf49956cd310db4bf05e8465568b67e903063dfd1bf3e65
[INFO] running `Command { std: "docker" "start" "-a" "168b978d321f12d26cf49956cd310db4bf05e8465568b67e903063dfd1bf3e65", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling data-encoding v2.8.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]     Checking unsigned-varint v0.8.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]     Checking const-hex v1.14.0
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.15
[INFO] [stderr]     Checking data-encoding-macro v0.1.17
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]    Compiling serde_tuple_macros v1.0.1
[INFO] [stderr]     Checking multihash v0.19.3
[INFO] [stderr]     Checking serde_bytes v0.11.15
[INFO] [stderr]     Checking cbor4ii v0.2.14
[INFO] [stderr]     Checking serde-transcode v1.1.1
[INFO] [stderr]     Checking serde_tuple v1.1.0
[INFO] [stderr]     Checking cid v0.11.1
[INFO] [stderr]     Checking ipld-core v0.4.2
[INFO] [stderr]     Checking serde_ipld_dagcbor v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.83s
[INFO] running `Command { std: "docker" "inspect" "168b978d321f12d26cf49956cd310db4bf05e8465568b67e903063dfd1bf3e65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "168b978d321f12d26cf49956cd310db4bf05e8465568b67e903063dfd1bf3e65", kill_on_drop: false }`
[INFO] [stdout] 168b978d321f12d26cf49956cd310db4bf05e8465568b67e903063dfd1bf3e65