[INFO] fetching crate pro_env 3.0.0-rc2... [INFO] checking pro_env-3.0.0-rc2 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate pro_env 3.0.0-rc2 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate pro_env 3.0.0-rc2 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 pro_env 3.0.0-rc2 [INFO] finished tweaking crates.io crate pro_env 3.0.0-rc2 [INFO] tweaked toml for crates.io crate pro_env 3.0.0-rc2 written to /workspace/builds/worker-10/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 4511441fa9687b9fa7367aac7c86bf66ac1ff541f616c78b7aa031c6af73d557 [INFO] running `Command { std: "docker" "start" "-a" "4511441fa9687b9fa7367aac7c86bf66ac1ff541f616c78b7aa031c6af73d557", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4511441fa9687b9fa7367aac7c86bf66ac1ff541f616c78b7aa031c6af73d557", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4511441fa9687b9fa7367aac7c86bf66ac1ff541f616c78b7aa031c6af73d557", kill_on_drop: false }` [INFO] [stdout] 4511441fa9687b9fa7367aac7c86bf66ac1ff541f616c78b7aa031c6af73d557 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] cd66e2c2908f9a6d94d62171eee4d46f17f8cb2de0089cfa99b29ed596f441ca [INFO] running `Command { std: "docker" "start" "-a" "cd66e2c2908f9a6d94d62171eee4d46f17f8cb2de0089cfa99b29ed596f441ca", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking byte-slice-cast v1.0.0 [INFO] [stderr] Compiling wee_alloc v0.4.5 [INFO] [stderr] Checking block-padding v0.2.1 [INFO] [stderr] Checking memory_units v0.4.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking keccak v0.1.0 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking pro_prelude v3.0.0-rc2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking bitvec v0.20.4 [INFO] [stderr] Checking crypto-mac v0.8.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking blake2 v0.9.1 [INFO] [stderr] Checking sha2 v0.9.5 [INFO] [stderr] Checking sha3 v0.9.1 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking pro_allocator v3.0.0-rc2 [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 serde_derive v1.0.126 [INFO] [stderr] Compiling derive_more v0.99.16 [INFO] [stderr] Compiling tetsy-scale-info-derive v0.3.0 [INFO] [stderr] Checking impl-serde v0.3.1 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling tetsy-scale-codec-derive v2.0.1 [INFO] [stderr] Checking tetsy-scale-codec v2.0.1 [INFO] [stderr] Checking tetsy-scale-info v0.5.1 [INFO] [stderr] Checking pro_primitives v3.0.0-rc2 [INFO] [stderr] Checking pro_metadata v3.0.0-rc2 [INFO] [stderr] Checking pro_env v3.0.0-rc2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chain_extension.rs:383:18 [INFO] [stdout] | [INFO] [stdout] 383 | |mut output| { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chain_extension.rs:383:18 [INFO] [stdout] | [INFO] [stdout] 383 | |mut output| { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.67s [INFO] running `Command { std: "docker" "inspect" "cd66e2c2908f9a6d94d62171eee4d46f17f8cb2de0089cfa99b29ed596f441ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd66e2c2908f9a6d94d62171eee4d46f17f8cb2de0089cfa99b29ed596f441ca", kill_on_drop: false }` [INFO] [stdout] cd66e2c2908f9a6d94d62171eee4d46f17f8cb2de0089cfa99b29ed596f441ca