[INFO] cloning repository https://github.com/otsmr/heap [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/otsmr/heap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fotsmr%2Fheap", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fotsmr%2Fheap'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 809a33786def3259589d3cc5a15dca16d0ddc2e9 [INFO] checking otsmr/heap against try#d8a5ee01b913730aca7ab44c72c8f2722c0533ff for pr-139022 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fotsmr%2Fheap" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/otsmr/heap on toolchain d8a5ee01b913730aca7ab44c72c8f2722c0533ff [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/otsmr/heap [INFO] finished tweaking git repo https://github.com/otsmr/heap [INFO] tweaked toml for git repo https://github.com/otsmr/heap written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/otsmr/heap 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" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9320c8bd281b5f35396ad6f24ed8bb98e47889482a45ad3d0882ca7ee7ecfcd8 [INFO] running `Command { std: "docker" "start" "-a" "9320c8bd281b5f35396ad6f24ed8bb98e47889482a45ad3d0882ca7ee7ecfcd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9320c8bd281b5f35396ad6f24ed8bb98e47889482a45ad3d0882ca7ee7ecfcd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9320c8bd281b5f35396ad6f24ed8bb98e47889482a45ad3d0882ca7ee7ecfcd8", kill_on_drop: false }` [INFO] [stdout] 9320c8bd281b5f35396ad6f24ed8bb98e47889482a45ad3d0882ca7ee7ecfcd8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+d8a5ee01b913730aca7ab44c72c8f2722c0533ff" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 441555f8ef62f35b3ef0d25e06cccae2a1be355d9e95aa404ba153b0ba4f7a1f [INFO] running `Command { std: "docker" "start" "-a" "441555f8ef62f35b3ef0d25e06cccae2a1be355d9e95aa404ba153b0ba4f7a1f", kill_on_drop: false }` [INFO] [stderr] Checking heap v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:43:33 [INFO] [stdout] | [INFO] [stdout] 43 | for (id, holder) in CAPACITY_HOLDER.iter().enumerate() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:155:28 [INFO] [stdout] | [INFO] [stdout] 155 | let capacity = HEAP_USED.allocate(capacity); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:162:28 [INFO] [stdout] | [INFO] [stdout] 162 | let capacity = HEAP_USED.allocate(DEFAULT_CAPACITY); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:43:33 [INFO] [stdout] | [INFO] [stdout] 43 | for (id, holder) in CAPACITY_HOLDER.iter().enumerate() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:155:28 [INFO] [stdout] | [INFO] [stdout] 155 | let capacity = HEAP_USED.allocate(capacity); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/main.rs:162:28 [INFO] [stdout] | [INFO] [stdout] 162 | let capacity = HEAP_USED.allocate(DEFAULT_CAPACITY); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "441555f8ef62f35b3ef0d25e06cccae2a1be355d9e95aa404ba153b0ba4f7a1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "441555f8ef62f35b3ef0d25e06cccae2a1be355d9e95aa404ba153b0ba4f7a1f", kill_on_drop: false }` [INFO] [stdout] 441555f8ef62f35b3ef0d25e06cccae2a1be355d9e95aa404ba153b0ba4f7a1f