[INFO] fetching crate geng-ui-derive 0.6.0-alpha.1...
[INFO] checking geng-ui-derive-0.6.0-alpha.1 against try#724e78794d2cf06eef820a24c9a4608d63435e1d for pr-149145
[INFO] extracting crate geng-ui-derive 0.6.0-alpha.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate geng-ui-derive 0.6.0-alpha.1
[INFO] finished tweaking crates.io crate geng-ui-derive 0.6.0-alpha.1
[INFO] tweaked toml for crates.io crate geng-ui-derive 0.6.0-alpha.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate geng-ui-derive 0.6.0-alpha.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 147 packages to latest compatible versions
[INFO] [stderr]       Adding atty v0.2.11 (available: v0.2.14)
[INFO] [stderr]       Adding batbox v0.5.0 (available: v0.16.0)
[INFO] [stderr]       Adding itertools v0.9.0 (available: v0.14.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.111)
[INFO] [stderr]       Adding thread_local v0.3.4 (available: v0.3.6)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6f415382243721a55137ee24ab0a111fbb5943025416ef8eb1f12812808b471a
[INFO] running `Command { std: "docker" "start" "-a" "6f415382243721a55137ee24ab0a111fbb5943025416ef8eb1f12812808b471a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f415382243721a55137ee24ab0a111fbb5943025416ef8eb1f12812808b471a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f415382243721a55137ee24ab0a111fbb5943025416ef8eb1f12812808b471a", kill_on_drop: false }`
[INFO] [stdout] 6f415382243721a55137ee24ab0a111fbb5943025416ef8eb1f12812808b471a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 25a087d88ecd8f3c61a8677dc3595d858807d24383478f104808018d540edb75
[INFO] running `Command { std: "docker" "start" "-a" "25a087d88ecd8f3c61a8677dc3595d858807d24383478f104808018d540edb75", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking litemap v0.8.1
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[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling icu_properties_data v2.1.1
[INFO] [stderr]    Compiling zerocopy v0.8.30
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling object v0.37.3
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[INFO] [stderr]     Checking rand v0.7.3
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[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling trans-derive v0.3.0
[INFO] [stderr]    Compiling batbox-derive v0.5.0
[INFO] [stderr]     Checking trans v0.3.0
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]     Checking potential_utf v0.1.4
[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]     Checking icu_locale_core v2.1.1
[INFO] [stderr]     Checking icu_provider v2.1.1
[INFO] [stderr]     Checking ron v0.6.6
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking icu_properties v2.1.1
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking batbox v0.5.0
[INFO] [stdout] error[E0659]: `rand` is ambiguous
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/batbox-0.5.0/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-0.5.0/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
[INFO] running `Command { std: "docker" "inspect" "25a087d88ecd8f3c61a8677dc3595d858807d24383478f104808018d540edb75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25a087d88ecd8f3c61a8677dc3595d858807d24383478f104808018d540edb75", kill_on_drop: false }`
[INFO] [stdout] 25a087d88ecd8f3c61a8677dc3595d858807d24383478f104808018d540edb75