[INFO] cloning repository https://github.com/kartiknair/zksnark-playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kartiknair/zksnark-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkartiknair%2Fzksnark-playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkartiknair%2Fzksnark-playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bacf06c7f34ffa7394cd4e834d535bf4a8d40b22 [INFO] checking kartiknair/zksnark-playground against try#d4af306fdd6ab261dfeb0aa57301d08b31b2dd92 for pr-105483 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkartiknair%2Fzksnark-playground" "/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/kartiknair/zksnark-playground on toolchain d4af306fdd6ab261dfeb0aa57301d08b31b2dd92 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kartiknair/zksnark-playground [INFO] finished tweaking git repo https://github.com/kartiknair/zksnark-playground [INFO] tweaked toml for git repo https://github.com/kartiknair/zksnark-playground written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/kartiknair/zksnark-playground already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "fetch" "--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-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 20698f260b14b92e42ba37cc59292e7d32f68cf1850867c11cc803dd324d251d [INFO] running `Command { std: "docker" "start" "-a" "20698f260b14b92e42ba37cc59292e7d32f68cf1850867c11cc803dd324d251d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20698f260b14b92e42ba37cc59292e7d32f68cf1850867c11cc803dd324d251d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20698f260b14b92e42ba37cc59292e7d32f68cf1850867c11cc803dd324d251d", kill_on_drop: false }` [INFO] [stdout] 20698f260b14b92e42ba37cc59292e7d32f68cf1850867c11cc803dd324d251d [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" "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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3b7a35bf5b19380422a3f6a52ddacf778a55a60a6e7a61bbde8c5640e8aecddf [INFO] running `Command { std: "docker" "start" "-a" "3b7a35bf5b19380422a3f6a52ddacf778a55a60a6e7a61bbde8c5640e8aecddf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling radium v0.6.2 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking wyz v0.4.0 [INFO] [stderr] Checking funty v1.2.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Checking bitvec v0.22.3 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling fs_extra v1.2.0 [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking getrandom v0.2.5 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] help: consider adding an explicit lifetime bound... [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking crypto-common v0.1.3 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking blake2s_simd v0.5.11 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Checking bigint v4.4.3 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] Compiling jemalloc-sys v0.3.2 [INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3b7a35bf5b19380422a3f6a52ddacf778a55a60a6e7a61bbde8c5640e8aecddf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b7a35bf5b19380422a3f6a52ddacf778a55a60a6e7a61bbde8c5640e8aecddf", kill_on_drop: false }` [INFO] [stdout] 3b7a35bf5b19380422a3f6a52ddacf778a55a60a6e7a61bbde8c5640e8aecddf