[INFO] fetching crate perlin2 0.2.0...
[INFO] testing perlin2-0.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate perlin2 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate perlin2 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate perlin2 0.2.0
[INFO] tweaked toml for crates.io crate perlin2 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate perlin2 0.2.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate perlin2 0.2.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01e5de76093dbf00f4b7f849a1ce969e58305d0411bed56da7eeece78c279ac3
[INFO] running `Command { std: "docker" "start" "-a" "01e5de76093dbf00f4b7f849a1ce969e58305d0411bed56da7eeece78c279ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01e5de76093dbf00f4b7f849a1ce969e58305d0411bed56da7eeece78c279ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01e5de76093dbf00f4b7f849a1ce969e58305d0411bed56da7eeece78c279ac3", kill_on_drop: false }`
[INFO] [stdout] 01e5de76093dbf00f4b7f849a1ce969e58305d0411bed56da7eeece78c279ac3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3028d44f7cd1818feaa77ed00dc6e0647682dbf60d0d1e4c78f51359a8d2d46
[INFO] running `Command { std: "docker" "start" "-a" "e3028d44f7cd1818feaa77ed00dc6e0647682dbf60d0d1e4c78f51359a8d2d46", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zerocopy v0.8.34
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling perlin2 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.38s
[INFO] running `Command { std: "docker" "inspect" "e3028d44f7cd1818feaa77ed00dc6e0647682dbf60d0d1e4c78f51359a8d2d46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3028d44f7cd1818feaa77ed00dc6e0647682dbf60d0d1e4c78f51359a8d2d46", kill_on_drop: false }`
[INFO] [stdout] e3028d44f7cd1818feaa77ed00dc6e0647682dbf60d0d1e4c78f51359a8d2d46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 985f78bd0ce0e44ca4914d64842a9043a175d1c88d8d6cc866bcad002cd9b5a2
[INFO] running `Command { std: "docker" "start" "-a" "985f78bd0ce0e44ca4914d64842a9043a175d1c88d8d6cc866bcad002cd9b5a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling perlin2 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::SeedableRng`
[INFO] [stdout]  --> examples/ex1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::SeedableRng;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_entropy` found for struct `XorShiftRng` in the current scope
[INFO] [stdout]    --> examples/ex1.rs:6:32
[INFO] [stdout]     |
[INFO] [stdout]   6 |     let mut rng = XorShiftRng::from_entropy();
[INFO] [stdout]     |                                ^^^^^^^^^^^^ function or associated item not found in `XorShiftRng`
[INFO] [stdout]     |
[INFO] [stdout] help: there is an associated function `from_rng` with a similar name
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.9.5/src/lib.rs:521:5
[INFO] [stdout]     |
[INFO] [stdout] 521 |     fn from_rng(rng: &mut impl RngCore) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `perlin2` (example "ex1") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "985f78bd0ce0e44ca4914d64842a9043a175d1c88d8d6cc866bcad002cd9b5a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "985f78bd0ce0e44ca4914d64842a9043a175d1c88d8d6cc866bcad002cd9b5a2", kill_on_drop: false }`
[INFO] [stdout] 985f78bd0ce0e44ca4914d64842a9043a175d1c88d8d6cc866bcad002cd9b5a2