[INFO] fetching crate swasm 0.31.3...
[INFO] building swasm-0.31.3 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate swasm 0.31.3 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate swasm 0.31.3 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swasm 0.31.3
[INFO] finished tweaking crates.io crate swasm 0.31.3
[INFO] tweaked toml for crates.io crate swasm 0.31.3 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea81e978e7f4eeb4ad179c5013c5fb3d3121dbe8df1ba4891df15ad516d3a9e3
[INFO] running `Command { std: "docker" "start" "-a" "ea81e978e7f4eeb4ad179c5013c5fb3d3121dbe8df1ba4891df15ad516d3a9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea81e978e7f4eeb4ad179c5013c5fb3d3121dbe8df1ba4891df15ad516d3a9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea81e978e7f4eeb4ad179c5013c5fb3d3121dbe8df1ba4891df15ad516d3a9e3", kill_on_drop: false }`
[INFO] [stdout] ea81e978e7f4eeb4ad179c5013c5fb3d3121dbe8df1ba4891df15ad516d3a9e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac6ab1548e3edbf13b8394bb43eb1a40966daa0d0653db240107f3fccfdabe6d
[INFO] running `Command { std: "docker" "start" "-a" "ac6ab1548e3edbf13b8394bb43eb1a40966daa0d0653db240107f3fccfdabe6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling swasm v0.31.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `BlockType` is imported redundantly
[INFO] [stdout]     --> src/elements/ops.rs:1128:7
[INFO] [stdout]      |
[INFO] [stdout] 7    |     Uint8, VarUint32, CountedList, BlockType,
[INFO] [stdout]      |                                    --------- the item `BlockType` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 1128 |         use super::BlockType;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `Command { std: "docker" "inspect" "ac6ab1548e3edbf13b8394bb43eb1a40966daa0d0653db240107f3fccfdabe6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac6ab1548e3edbf13b8394bb43eb1a40966daa0d0653db240107f3fccfdabe6d", kill_on_drop: false }`
[INFO] [stdout] ac6ab1548e3edbf13b8394bb43eb1a40966daa0d0653db240107f3fccfdabe6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 817184308ef35a53eba1bcb1f395b9695579702a9f751c42aed41ac1c7931852
[INFO] running `Command { std: "docker" "start" "-a" "817184308ef35a53eba1bcb1f395b9695579702a9f751c42aed41ac1c7931852", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stdout] warning: the item `BlockType` is imported redundantly
[INFO] [stdout]     --> src/elements/ops.rs:1128:7
[INFO] [stdout]      |
[INFO] [stdout] 7    |     Uint8, VarUint32, CountedList, BlockType,
[INFO] [stdout]      |                                    --------- the item `BlockType` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 1128 |         use super::BlockType;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling swasm v0.31.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `BlockType` is imported redundantly
[INFO] [stdout]     --> src/elements/ops.rs:1128:7
[INFO] [stdout]      |
[INFO] [stdout] 7    |     Uint8, VarUint32, CountedList, BlockType,
[INFO] [stdout]      |                                    --------- the item `BlockType` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 1128 |         use super::BlockType;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `Command { std: "docker" "inspect" "817184308ef35a53eba1bcb1f395b9695579702a9f751c42aed41ac1c7931852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "817184308ef35a53eba1bcb1f395b9695579702a9f751c42aed41ac1c7931852", kill_on_drop: false }`
[INFO] [stdout] 817184308ef35a53eba1bcb1f395b9695579702a9f751c42aed41ac1c7931852