[INFO] cloning repository https://github.com/komalklr/r1cs_gadgets2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/komalklr/r1cs_gadgets2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkomalklr%2Fr1cs_gadgets2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkomalklr%2Fr1cs_gadgets2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6fe40e41f8592484ba5d7ad87991187e8ff956f
[INFO] checking komalklr/r1cs_gadgets2 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkomalklr%2Fr1cs_gadgets2" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  86% (393/452)   
Checking out files:  87% (394/452)   
Checking out files:  88% (398/452)   
Checking out files:  89% (403/452)   
Checking out files:  90% (407/452)   
Checking out files:  91% (412/452)   
Checking out files:  92% (416/452)   
Checking out files:  92% (417/452)   
Checking out files:  93% (421/452)   
Checking out files:  94% (425/452)   
Checking out files:  95% (430/452)   
Checking out files:  96% (434/452)   
Checking out files:  97% (439/452)   
Checking out files:  98% (443/452)   
Checking out files:  99% (448/452)   
Checking out files: 100% (452/452)   
Checking out files: 100% (452/452), done.
[INFO] validating manifest of git repo https://github.com/komalklr/r1cs_gadgets2 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/komalklr/r1cs_gadgets2
[INFO] finished tweaking git repo https://github.com/komalklr/r1cs_gadgets2
[INFO] tweaked toml for git repo https://github.com/komalklr/r1cs_gadgets2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/komalklr/r1cs_gadgets2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c33cc8ea043cabdda3926b50ccf393af116b9de31ddb0c34e2befd38372f4b03
[INFO] running `Command { std: "docker" "start" "-a" "c33cc8ea043cabdda3926b50ccf393af116b9de31ddb0c34e2befd38372f4b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c33cc8ea043cabdda3926b50ccf393af116b9de31ddb0c34e2befd38372f4b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c33cc8ea043cabdda3926b50ccf393af116b9de31ddb0c34e2befd38372f4b03", kill_on_drop: false }`
[INFO] [stdout] c33cc8ea043cabdda3926b50ccf393af116b9de31ddb0c34e2befd38372f4b03
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 118c82a02c620bd93925c2f3aa4b3b408539700d1cec9856fd1148eef46b7e5a
[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" "118c82a02c620bd93925c2f3aa4b3b408539700d1cec9856fd1148eef46b7e5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.20
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]     Checking packed_simd v0.3.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stdout] error: the legacy LLVM-style asm! syntax is no longer supported
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/subtle-2.2.2/src/lib.rs:150:14
[INFO] [stdout]     |
[INFO] [stdout] 150 |     unsafe { asm!("" : "=r"(input) : "0"(input) ) }
[INFO] [stdout]     |              ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: replace with: `llvm_asm!`
[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 `subtle`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "118c82a02c620bd93925c2f3aa4b3b408539700d1cec9856fd1148eef46b7e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "118c82a02c620bd93925c2f3aa4b3b408539700d1cec9856fd1148eef46b7e5a", kill_on_drop: false }`
[INFO] [stdout] 118c82a02c620bd93925c2f3aa4b3b408539700d1cec9856fd1148eef46b7e5a