[INFO] cloning repository https://github.com/pmdartus/wasm-experiment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pmdartus/wasm-experiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpmdartus%2Fwasm-experiment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpmdartus%2Fwasm-experiment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22dab77fe489d1fce4d82af3fc283a63080d0ef5
[INFO] checking pmdartus/wasm-experiment against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpmdartus%2Fwasm-experiment" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pmdartus/wasm-experiment on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pmdartus/wasm-experiment
[INFO] finished tweaking git repo https://github.com/pmdartus/wasm-experiment
[INFO] tweaked toml for git repo https://github.com/pmdartus/wasm-experiment written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate git repo https://github.com/pmdartus/wasm-experiment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e7ab65c4f9f6d5aefe57cbbee7def7c15b9d06b96434a4e82272c63d9366ca4
[INFO] running `Command { std: "docker" "start" "-a" "3e7ab65c4f9f6d5aefe57cbbee7def7c15b9d06b96434a4e82272c63d9366ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e7ab65c4f9f6d5aefe57cbbee7def7c15b9d06b96434a4e82272c63d9366ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e7ab65c4f9f6d5aefe57cbbee7def7c15b9d06b96434a4e82272c63d9366ca4", kill_on_drop: false }`
[INFO] [stdout] 3e7ab65c4f9f6d5aefe57cbbee7def7c15b9d06b96434a4e82272c63d9366ca4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24402754492c847e0643902d54e61c9287fa4d207f8b507b083a6e500845c0a5
[INFO] running `Command { std: "docker" "start" "-a" "24402754492c847e0643902d54e61c9287fa4d207f8b507b083a6e500845c0a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking weaselm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `label_types`
[INFO] [stdout]   --> src/validation/instructions.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     label_types: Vec<ValueType>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end_types`
[INFO] [stdout]   --> src/validation/instructions.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     end_types: Vec<ValueType>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_name`
[INFO] [stdout]   --> src/test_runner/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     file_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line`
[INFO] [stdout]   --> src/test_runner/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     line: u32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `label_types`
[INFO] [stdout]   --> src/validation/instructions.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     label_types: Vec<ValueType>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end_types`
[INFO] [stdout]   --> src/validation/instructions.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     end_types: Vec<ValueType>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_name`
[INFO] [stdout]   --> src/test_runner/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     file_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line`
[INFO] [stdout]   --> src/test_runner/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     line: u32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "24402754492c847e0643902d54e61c9287fa4d207f8b507b083a6e500845c0a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24402754492c847e0643902d54e61c9287fa4d207f8b507b083a6e500845c0a5", kill_on_drop: false }`
[INFO] [stdout] 24402754492c847e0643902d54e61c9287fa4d207f8b507b083a6e500845c0a5