[INFO] fetching crate immutable-chunkmap 0.5.9...
[INFO] checking immutable-chunkmap-0.5.9 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate immutable-chunkmap 0.5.9 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate immutable-chunkmap 0.5.9 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate immutable-chunkmap 0.5.9
[INFO] finished tweaking crates.io crate immutable-chunkmap 0.5.9
[INFO] tweaked toml for crates.io crate immutable-chunkmap 0.5.9 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded packed_struct_codegen v0.3.1
[INFO] [stderr]   Downloaded packed_struct v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b38d174fd9870ea54896b64b42b1e54a8f2d5417ab0962f62de9514113295a3a
[INFO] running `Command { std: "docker" "start" "-a" "b38d174fd9870ea54896b64b42b1e54a8f2d5417ab0962f62de9514113295a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b38d174fd9870ea54896b64b42b1e54a8f2d5417ab0962f62de9514113295a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38d174fd9870ea54896b64b42b1e54a8f2d5417ab0962f62de9514113295a3a", kill_on_drop: false }`
[INFO] [stdout] b38d174fd9870ea54896b64b42b1e54a8f2d5417ab0962f62de9514113295a3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db55c0bc6a3c8db6a36de088058e50f3043516f2803339d818e3e51c31492dd2
[INFO] running `Command { std: "docker" "start" "-a" "db55c0bc6a3c8db6a36de088058e50f3043516f2803339d818e3e51c31492dd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling packed_struct v0.3.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling packed_struct_codegen v0.3.1
[INFO] [stderr]     Checking immutable-chunkmap v0.5.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/avl.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(PackedStruct, Clone, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/avl.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[derive(PackedStruct, Clone, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the derive macro `PackedStruct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/tests.rs:473:19
[INFO] [stdout]     |
[INFO] [stdout] 473 |         let i = r.gen_range(0, SIZE - 1);
[INFO] [stdout]     |                   ^^^^^^^^^ -  -------- supplied 2 arguments
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.8.4/src/rng.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn gen_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> src/tests.rs:474:19
[INFO] [stdout]     |
[INFO] [stdout] 474 |         let j = r.gen_range(0, SIZE - 1);
[INFO] [stdout]     |                   ^^^^^^^^^ -  -------- supplied 2 arguments
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   expected 1 argument
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.8.4/src/rng.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn gen_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `immutable-chunkmap` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "db55c0bc6a3c8db6a36de088058e50f3043516f2803339d818e3e51c31492dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db55c0bc6a3c8db6a36de088058e50f3043516f2803339d818e3e51c31492dd2", kill_on_drop: false }`
[INFO] [stdout] db55c0bc6a3c8db6a36de088058e50f3043516f2803339d818e3e51c31492dd2