[INFO] cloning repository https://github.com/fenliz/rust_webassembly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fenliz/rust_webassembly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffenliz%2Frust_webassembly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffenliz%2Frust_webassembly'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 771728aa1ea16ee108f42e95f01441ed6361da53
[INFO] checking fenliz/rust_webassembly against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffenliz%2Frust_webassembly" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fenliz/rust_webassembly on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fenliz/rust_webassembly
[INFO] finished tweaking git repo https://github.com/fenliz/rust_webassembly
[INFO] tweaked toml for git repo https://github.com/fenliz/rust_webassembly written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/fenliz/rust_webassembly already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9eea9613334305db996c8dd65b955a7d689e0a7d42ffcab633a7733d4dc7624
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b9eea9613334305db996c8dd65b955a7d689e0a7d42ffcab633a7733d4dc7624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9eea9613334305db996c8dd65b955a7d689e0a7d42ffcab633a7733d4dc7624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9eea9613334305db996c8dd65b955a7d689e0a7d42ffcab633a7733d4dc7624", kill_on_drop: false }`
[INFO] [stdout] b9eea9613334305db996c8dd65b955a7d689e0a7d42ffcab633a7733d4dc7624
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fab6226c2ee406ee2fd9f671b2e64a3e664e89f71dcbb758c730113c4732ae2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6fab6226c2ee406ee2fd9f671b2e64a3e664e89f71dcbb758c730113c4732ae2", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking num-traits v0.2.0
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]     Checking stdweb v0.3.0
[INFO] [stderr]     Checking glenum v0.1.1
[INFO] [stderr]     Checking rust_webassembly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.04s
[INFO] running `Command { std: "docker" "inspect" "6fab6226c2ee406ee2fd9f671b2e64a3e664e89f71dcbb758c730113c4732ae2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fab6226c2ee406ee2fd9f671b2e64a3e664e89f71dcbb758c730113c4732ae2", kill_on_drop: false }`
[INFO] [stdout] 6fab6226c2ee406ee2fd9f671b2e64a3e664e89f71dcbb758c730113c4732ae2