[INFO] cloning repository https://github.com/aochagavia/rocket_wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aochagavia/rocket_wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faochagavia%2Frocket_wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faochagavia%2Frocket_wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5912fb7836dc6640d60698817fa4bca3c9f7361
[INFO] checking aochagavia/rocket_wasm against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faochagavia%2Frocket_wasm" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aochagavia/rocket_wasm on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aochagavia/rocket_wasm
[INFO] finished tweaking git repo https://github.com/aochagavia/rocket_wasm
[INFO] tweaked toml for git repo https://github.com/aochagavia/rocket_wasm written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/aochagavia/rocket_wasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d2f9d200abbf821e87f215e85440a5e4b3ee0abefb3829ba55c49590ed4cdd4
[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" "7d2f9d200abbf821e87f215e85440a5e4b3ee0abefb3829ba55c49590ed4cdd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d2f9d200abbf821e87f215e85440a5e4b3ee0abefb3829ba55c49590ed4cdd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d2f9d200abbf821e87f215e85440a5e4b3ee0abefb3829ba55c49590ed4cdd4", kill_on_drop: false }`
[INFO] [stdout] 7d2f9d200abbf821e87f215e85440a5e4b3ee0abefb3829ba55c49590ed4cdd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46ba35f9eb883c95cac7c320941c66ee1f4c17cad6083ea6066b863a9d52c073
[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" "46ba35f9eb883c95cac7c320941c66ee1f4c17cad6083ea6066b863a9d52c073", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]    Compiling rustc_version v0.2.1
[INFO] [stderr]     Checking rand v0.3.18 (https://github.com/aochagavia/rand.git?branch=wasm#cbd99e5e)
[INFO] [stderr]     Checking itertools-num v0.1.1
[INFO] [stderr]    Compiling extprim v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.23
[INFO] [stderr]     Checking serde v1.0.23
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/extprim-1.4.0/src/u128.rs:872:9
[INFO] [stdout]     |
[INFO] [stdout] 872 |           asm!("
[INFO] [stdout]     |           ^---
[INFO] [stdout]     |           |
[INFO] [stdout]     |  _________help: replace with: `llvm_asm!`
[INFO] [stdout]     | |
[INFO] [stdout] 873 | |             movq $2, %rax
[INFO] [stdout] 874 | |             mulq $3
[INFO] [stdout] 875 | |             movq %rax, $0
[INFO] [stdout] ...   |
[INFO] [stdout] 879 | |         : "r"(left), "r"(right)
[INFO] [stdout] 880 | |         : "rax", "rdx");
[INFO] [stdout]     | |________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider migrating to the new asm! syntax specified in RFC 2873
[INFO] [stdout]     = note: alternatively, switch to llvm_asm! to keep your code working as it is
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `extprim`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "46ba35f9eb883c95cac7c320941c66ee1f4c17cad6083ea6066b863a9d52c073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46ba35f9eb883c95cac7c320941c66ee1f4c17cad6083ea6066b863a9d52c073", kill_on_drop: false }`
[INFO] [stdout] 46ba35f9eb883c95cac7c320941c66ee1f4c17cad6083ea6066b863a9d52c073