[INFO] cloning repository https://github.com/Pratyush/snark-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Pratyush/snark-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPratyush%2Fsnark-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPratyush%2Fsnark-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 167402d477dff2def4ee95c58d2e41c84be0ac77
[INFO] checking Pratyush/snark-tutorial against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPratyush%2Fsnark-tutorial" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Pratyush/snark-tutorial on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Pratyush/snark-tutorial
[INFO] finished tweaking git repo https://github.com/Pratyush/snark-tutorial
[INFO] tweaked toml for git repo https://github.com/Pratyush/snark-tutorial written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Pratyush/snark-tutorial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/scipr-lab/zexe`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 270848e565bd913faf85d84bb2a03d3f5a7d1072785445c4e9db35c679dc4c02
[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" "270848e565bd913faf85d84bb2a03d3f5a7d1072785445c4e9db35c679dc4c02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "270848e565bd913faf85d84bb2a03d3f5a7d1072785445c4e9db35c679dc4c02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "270848e565bd913faf85d84bb2a03d3f5a7d1072785445c4e9db35c679dc4c02", kill_on_drop: false }`
[INFO] [stdout] 270848e565bd913faf85d84bb2a03d3f5a7d1072785445c4e9db35c679dc4c02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c34dbffaf85074b70b7fbd8a10abf573d13b80fbedece844be67b640a512881c
[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" "c34dbffaf85074b70b7fbd8a10abf573d13b80fbedece844be67b640a512881c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking bench-utils v0.1.0 (https://github.com/scipr-lab/zexe#2e8b03a1)
[INFO] [stderr]     Checking radix_trie v0.1.5
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking num_cpus v1.11.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]    Compiling derivative v1.0.3
[INFO] [stderr]     Checking algebra v0.1.0 (https://github.com/scipr-lab/zexe#2e8b03a1)
[INFO] [stderr]     Checking r1cs-core v0.1.0 (https://github.com/scipr-lab/zexe#2e8b03a1)
[INFO] [stderr]     Checking ff-fft v0.1.0 (https://github.com/scipr-lab/zexe#2e8b03a1)
[INFO] [stderr]     Checking r1cs-std v0.1.0 (https://github.com/scipr-lab/zexe#2e8b03a1)
[INFO] [stderr]     Checking gm17 v0.1.0 (https://github.com/scipr-lab/zexe#2e8b03a1)
[INFO] [stderr]     Checking crypto-primitives v0.1.0 (https://github.com/scipr-lab/zexe#2e8b03a1)
[INFO] [stderr]     Checking snark-tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.55s
[INFO] running `Command { std: "docker" "inspect" "c34dbffaf85074b70b7fbd8a10abf573d13b80fbedece844be67b640a512881c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c34dbffaf85074b70b7fbd8a10abf573d13b80fbedece844be67b640a512881c", kill_on_drop: false }`
[INFO] [stdout] c34dbffaf85074b70b7fbd8a10abf573d13b80fbedece844be67b640a512881c