[INFO] fetching crate elrond-codec 0.16.0...
[INFO] checking elrond-codec-0.16.0 against try#0edd13c68435d50367c79cef43ac2768d2ec4f3d for pr-129422
[INFO] extracting crate elrond-codec 0.16.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate elrond-codec 0.16.0 on toolchain 0edd13c68435d50367c79cef43ac2768d2ec4f3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elrond-codec 0.16.0
[INFO] finished tweaking crates.io crate elrond-codec 0.16.0
[INFO] tweaked toml for crates.io crate elrond-codec 0.16.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ec9acbc934680059c1eec7a4eb8e07ea437ea7ead3c30121b56a2201eb83bea
[INFO] running `Command { std: "docker" "start" "-a" "0ec9acbc934680059c1eec7a4eb8e07ea437ea7ead3c30121b56a2201eb83bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ec9acbc934680059c1eec7a4eb8e07ea437ea7ead3c30121b56a2201eb83bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ec9acbc934680059c1eec7a4eb8e07ea437ea7ead3c30121b56a2201eb83bea", kill_on_drop: false }`
[INFO] [stdout] 0ec9acbc934680059c1eec7a4eb8e07ea437ea7ead3c30121b56a2201eb83bea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+0edd13c68435d50367c79cef43ac2768d2ec4f3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae2358e875071d99fcf7de53c1ba8ccb07f3cb040f4c0156d82cfb544c2c9e53
[INFO] running `Command { std: "docker" "start" "-a" "ae2358e875071d99fcf7de53c1ba8ccb07f3cb040f4c0156d82cfb544c2c9e53", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking elrond-codec v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling elrond-codec-derive v0.16.0
[INFO] [stdout] warning: method `simple_function` is never used
[INFO] [stdout]   --> tests/derive_struct_with_generic_test.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | trait SimpleTrait {
[INFO] [stdout]    |       ----------- method in this trait
[INFO] [stdout] 13 |     fn simple_function(&self);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.26s
[INFO] running `Command { std: "docker" "inspect" "ae2358e875071d99fcf7de53c1ba8ccb07f3cb040f4c0156d82cfb544c2c9e53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae2358e875071d99fcf7de53c1ba8ccb07f3cb040f4c0156d82cfb544c2c9e53", kill_on_drop: false }`
[INFO] [stdout] ae2358e875071d99fcf7de53c1ba8ccb07f3cb040f4c0156d82cfb544c2c9e53