[INFO] fetching crate oasis-borsh 0.2.12...
[INFO] building oasis-borsh-0.2.12 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate oasis-borsh 0.2.12 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate oasis-borsh 0.2.12
[INFO] finished tweaking crates.io crate oasis-borsh 0.2.12
[INFO] tweaked toml for crates.io crate oasis-borsh 0.2.12 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate oasis-borsh 0.2.12 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd42999037b50deb4ca51eb35b5db98c6bab54b8f428327ac4e53b8f4ff30c51
[INFO] running `Command { std: "docker" "start" "-a" "bd42999037b50deb4ca51eb35b5db98c6bab54b8f428327ac4e53b8f4ff30c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd42999037b50deb4ca51eb35b5db98c6bab54b8f428327ac4e53b8f4ff30c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd42999037b50deb4ca51eb35b5db98c6bab54b8f428327ac4e53b8f4ff30c51", kill_on_drop: false }`
[INFO] [stdout] bd42999037b50deb4ca51eb35b5db98c6bab54b8f428327ac4e53b8f4ff30c51
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0161f92c869e7864c661074c4debcc52617dde059fbfbe3228ec621aff3e09e0
[INFO] running `Command { std: "docker" "start" "-a" "0161f92c869e7864c661074c4debcc52617dde059fbfbe3228ec621aff3e09e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling oasis-borsh-derive-internal v0.2.14
[INFO] [stderr]    Compiling oasis-borsh-derive v0.2.10
[INFO] [stderr]    Compiling oasis-borsh v0.2.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.77s
[INFO] running `Command { std: "docker" "inspect" "0161f92c869e7864c661074c4debcc52617dde059fbfbe3228ec621aff3e09e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0161f92c869e7864c661074c4debcc52617dde059fbfbe3228ec621aff3e09e0", kill_on_drop: false }`
[INFO] [stdout] 0161f92c869e7864c661074c4debcc52617dde059fbfbe3228ec621aff3e09e0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e4b51943a4086a62e8e0a39ab5e6bd203a53957e9322b0228d7736c1d187198
[INFO] running `Command { std: "docker" "start" "-a" "1e4b51943a4086a62e8e0a39ab5e6bd203a53957e9322b0228d7736c1d187198", kill_on_drop: false }`
[INFO] [stderr]    Compiling oasis-borsh v0.2.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BorshSerialize`
[INFO] [stdout]  --> tests/test_zero_size.rs:1:37
[INFO] [stdout]   |
[INFO] [stdout] 1 | use oasis_borsh::{BorshDeserialize, BorshSerialize};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x` and `y` are never read
[INFO] [stdout]   --> tests/test_de_errors.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct B {
[INFO] [stdout]    |        - fields in this struct
[INFO] [stdout] 11 |     x: u64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 12 |     y: u32,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `B` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "1e4b51943a4086a62e8e0a39ab5e6bd203a53957e9322b0228d7736c1d187198", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e4b51943a4086a62e8e0a39ab5e6bd203a53957e9322b0228d7736c1d187198", kill_on_drop: false }`
[INFO] [stdout] 1e4b51943a4086a62e8e0a39ab5e6bd203a53957e9322b0228d7736c1d187198