[INFO] fetching crate gcmodule 0.3.3...
[INFO] checking gcmodule-0.3.3 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate gcmodule 0.3.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate gcmodule 0.3.3 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gcmodule 0.3.3
[INFO] finished tweaking crates.io crate gcmodule 0.3.3
[INFO] tweaked toml for crates.io crate gcmodule 0.3.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gcmodule_derive v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c160d9ff547352468c9f4bfdfb94899d5867dc97acae73cf37d773490caf887
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7c160d9ff547352468c9f4bfdfb94899d5867dc97acae73cf37d773490caf887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c160d9ff547352468c9f4bfdfb94899d5867dc97acae73cf37d773490caf887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c160d9ff547352468c9f4bfdfb94899d5867dc97acae73cf37d773490caf887", kill_on_drop: false }`
[INFO] [stdout] 7c160d9ff547352468c9f4bfdfb94899d5867dc97acae73cf37d773490caf887
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 140c37edaf534ebace1ecb803be9c12f0cb7d781a71fb06b8cd8b7e96c919fd6
[INFO] running `Command { std: "docker" "start" "-a" "140c37edaf534ebace1ecb803be9c12f0cb7d781a71fb06b8cd8b7e96c919fd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling gcmodule_derive v0.3.3
[INFO] [stderr]     Checking gcmodule v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: casting pointer to `isize`
[INFO] [stdout]    --> src/collect.rs:465:16
[INFO] [stdout]     |
[INFO] [stdout] 465 |     let prev = header.prev() as *const L as isize;
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: to cast to `isize`, cast to `usize` first: `header.prev() as *const L as usize as isize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(invalid_ptr_to_int_cast)]` on by default
[INFO] [stdout]     = help: pointers should only be cast to `usize` or `u64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: casting pointer to `isize`
[INFO] [stdout]    --> src/collect.rs:465:16
[INFO] [stdout]     |
[INFO] [stdout] 465 |     let prev = header.prev() as *const L as isize;
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: to cast to `isize`, cast to `usize` first: `header.prev() as *const L as usize as isize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(invalid_ptr_to_int_cast)]` on by default
[INFO] [stdout]     = help: pointers should only be cast to `usize` or `u64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gcmodule`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "140c37edaf534ebace1ecb803be9c12f0cb7d781a71fb06b8cd8b7e96c919fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "140c37edaf534ebace1ecb803be9c12f0cb7d781a71fb06b8cd8b7e96c919fd6", kill_on_drop: false }`
[INFO] [stdout] 140c37edaf534ebace1ecb803be9c12f0cb7d781a71fb06b8cd8b7e96c919fd6