[INFO] cloning repository https://github.com/mizdra/repro-wasm-bindgen-weak-ref-memory-leak
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mizdra/repro-wasm-bindgen-weak-ref-memory-leak" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmizdra%2Frepro-wasm-bindgen-weak-ref-memory-leak", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmizdra%2Frepro-wasm-bindgen-weak-ref-memory-leak'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41d73620ac3bc41121fc4477c0c4ed056460c640
[INFO] checking mizdra/repro-wasm-bindgen-weak-ref-memory-leak against master#c8a31b780d5415358566a20b94912620a3f27067 for pr-139493-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmizdra%2Frepro-wasm-bindgen-weak-ref-memory-leak" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/mizdra/repro-wasm-bindgen-weak-ref-memory-leak
[INFO] finished tweaking git repo https://github.com/mizdra/repro-wasm-bindgen-weak-ref-memory-leak
[INFO] tweaked toml for git repo https://github.com/mizdra/repro-wasm-bindgen-weak-ref-memory-leak written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mizdra/repro-wasm-bindgen-weak-ref-memory-leak on toolchain c8a31b780d5415358566a20b94912620a3f27067
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mizdra/repro-wasm-bindgen-weak-ref-memory-leak 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" "+c8a31b780d5415358566a20b94912620a3f27067" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05fa8f09e751cfe86f0ca4a8538715e1021c663f748dbc4579a6970585c7f89d
[INFO] running `Command { std: "docker" "start" "-a" "05fa8f09e751cfe86f0ca4a8538715e1021c663f748dbc4579a6970585c7f89d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05fa8f09e751cfe86f0ca4a8538715e1021c663f748dbc4579a6970585c7f89d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05fa8f09e751cfe86f0ca4a8538715e1021c663f748dbc4579a6970585c7f89d", kill_on_drop: false }`
[INFO] [stdout] 05fa8f09e751cfe86f0ca4a8538715e1021c663f748dbc4579a6970585c7f89d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c8a31b780d5415358566a20b94912620a3f27067" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1583c2fd689ee5e26906254cbbfd2860b10ab95392696cf17cb5c87801d75a6c
[INFO] running `Command { std: "docker" "start" "-a" "1583c2fd689ee5e26906254cbbfd2860b10ab95392696cf17cb5c87801d75a6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking wasm-bindgen v0.2.92
[INFO] [stderr]     Checking my-buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.13s
[INFO] running `Command { std: "docker" "inspect" "1583c2fd689ee5e26906254cbbfd2860b10ab95392696cf17cb5c87801d75a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1583c2fd689ee5e26906254cbbfd2860b10ab95392696cf17cb5c87801d75a6c", kill_on_drop: false }`
[INFO] [stdout] 1583c2fd689ee5e26906254cbbfd2860b10ab95392696cf17cb5c87801d75a6c