[INFO] cloning repository https://github.com/Nertsal/ludumdare48
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nertsal/ludumdare48" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNertsal%2Fludumdare48", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNertsal%2Fludumdare48'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79d3c1ae90c8b0fb4357a6ff304ea37f4ac2d6f8
[INFO] checking Nertsal/ludumdare48 against try#724e78794d2cf06eef820a24c9a4608d63435e1d for pr-149145
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNertsal%2Fludumdare48" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Nertsal/ludumdare48
[INFO] finished tweaking git repo https://github.com/Nertsal/ludumdare48
[INFO] tweaked toml for git repo https://github.com/Nertsal/ludumdare48 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Nertsal/ludumdare48 on toolchain 724e78794d2cf06eef820a24c9a4608d63435e1d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Nertsal/ludumdare48 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" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 903684dbf3b70d8f2eff7053de4a1c749d8681d1caad29af8bfc214e7270639b
[INFO] running `Command { std: "docker" "start" "-a" "903684dbf3b70d8f2eff7053de4a1c749d8681d1caad29af8bfc214e7270639b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "903684dbf3b70d8f2eff7053de4a1c749d8681d1caad29af8bfc214e7270639b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903684dbf3b70d8f2eff7053de4a1c749d8681d1caad29af8bfc214e7270639b", kill_on_drop: false }`
[INFO] [stdout] 903684dbf3b70d8f2eff7053de4a1c749d8681d1caad29af8bfc214e7270639b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9a807ddf6b380415695055b8e678de0e87cad1d0048d37780088633c2b70334
[INFO] running `Command { std: "docker" "start" "-a" "f9a807ddf6b380415695055b8e678de0e87cad1d0048d37780088633c2b70334", kill_on_drop: false }`
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[INFO] [stderr]    Compiling structopt-derive v0.4.14
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[INFO] [stderr]    Compiling batbox-derive v0.6.0
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[INFO] [stderr]     Checking batbox v0.6.0
[INFO] [stdout] error[E0659]: `rand` is ambiguous
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/batbox-0.6.0/src/rng.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub use rand::{self, rngs::StdRng, Rng, RngCore, SeedableRng};
[INFO] [stdout]   |         ^^^^ ambiguous name
[INFO] [stdout]   |
[INFO] [stdout]   = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout]   = note: `rand` could refer to a crate passed with `--extern`
[INFO] [stdout]   = help: use `::rand` to refer to this crate unambiguously
[INFO] [stdout] note: `rand` could also refer to the crate imported here
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/batbox-0.6.0/src/rng.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   = help: consider adding an explicit import of `rand` to disambiguate
[INFO] [stdout]   = help: or use `self::rand` to refer to this crate unambiguously
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `batbox` (lib) due to 1 previous error; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f9a807ddf6b380415695055b8e678de0e87cad1d0048d37780088633c2b70334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a807ddf6b380415695055b8e678de0e87cad1d0048d37780088633c2b70334", kill_on_drop: false }`
[INFO] [stdout] f9a807ddf6b380415695055b8e678de0e87cad1d0048d37780088633c2b70334