[INFO] cloning repository https://github.com/PurpleMyst/lazyminer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PurpleMyst/lazyminer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Flazyminer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Flazyminer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bc1514dfd4f7ccc8ce270e9d8c9a684eb22305e
[INFO] checking PurpleMyst/lazyminer against try#e622d8d7bed4f2668d446e06c6c1436ecae15796 for pr-156776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Flazyminer" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/PurpleMyst/lazyminer
[INFO] finished tweaking git repo https://github.com/PurpleMyst/lazyminer
[INFO] tweaked toml for git repo https://github.com/PurpleMyst/lazyminer written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/PurpleMyst/lazyminer on toolchain e622d8d7bed4f2668d446e06c6c1436ecae15796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/PurpleMyst/lazyminer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68f7eeeb460cdf40d804176d15c6d3f7216e599e3546a7ca3b21e10fce29ae3f
[INFO] running `Command { std: "docker" "start" "-a" "68f7eeeb460cdf40d804176d15c6d3f7216e599e3546a7ca3b21e10fce29ae3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68f7eeeb460cdf40d804176d15c6d3f7216e599e3546a7ca3b21e10fce29ae3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f7eeeb460cdf40d804176d15c6d3f7216e599e3546a7ca3b21e10fce29ae3f", kill_on_drop: false }`
[INFO] [stdout] 68f7eeeb460cdf40d804176d15c6d3f7216e599e3546a7ca3b21e10fce29ae3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+e622d8d7bed4f2668d446e06c6c1436ecae15796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bdd17d76f7d2437ce15e1c5829868ac02c6d602b02dfc4a766a755fc6dae0dd
[INFO] running `Command { std: "docker" "start" "-a" "0bdd17d76f7d2437ce15e1c5829868ac02c6d602b02dfc4a766a755fc6dae0dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.7
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking tempfile v3.0.9
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.9.4
[INFO] [stderr]     Checking mcserver v0.1.0 (/opt/rustwide/workdir/mcserver)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> mcserver/src/objs/position.rs:38:10
[INFO] [stdout]    |
[INFO] [stdout] 38 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `position::Position`
[INFO] [stdout]  --> mcserver/src/objs/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use position::Position;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `VarLong`
[INFO] [stdout]  --> mcserver/src/objs/mod.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use varint::{VarInt, VarLong};
[INFO] [stdout]   |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Position` is never constructed
[INFO] [stdout]  --> mcserver/src/objs/position.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Position {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VarLong` is never constructed
[INFO] [stdout]   --> mcserver/src/objs/varint.rs:73:33
[INFO] [stdout]    |
[INFO] [stdout] 73 | coder_varint_impl!(VarInt: i32, VarLong: i64);
[INFO] [stdout]    |                                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `coder_varint_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `never_type` is declared but not used
[INFO] [stdout]  --> mcserver/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lifetime may not live long enough
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proptest-0.9.4/src/arbitrary/_core/iter.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         'a,
[INFO] [stdout]    |         -- lifetime `'a` defined here
[INFO] [stdout] ...
[INFO] [stdout] 47 |         base.prop_map(Iterator::cloned).boxed()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ requires that `'a` must outlive `'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proptest` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0bdd17d76f7d2437ce15e1c5829868ac02c6d602b02dfc4a766a755fc6dae0dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bdd17d76f7d2437ce15e1c5829868ac02c6d602b02dfc4a766a755fc6dae0dd", kill_on_drop: false }`
[INFO] [stdout] 0bdd17d76f7d2437ce15e1c5829868ac02c6d602b02dfc4a766a755fc6dae0dd
