[INFO] fetching crate im 15.1.0... [INFO] checking im-15.1.0 against master#e4106065bf1bb515935d5d024e8d9c86454e2b22 for pr-112160 [INFO] extracting crate im 15.1.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate im 15.1.0 on toolchain e4106065bf1bb515935d5d024e8d9c86454e2b22 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate im 15.1.0 [INFO] finished tweaking crates.io crate im 15.1.0 [INFO] tweaked toml for crates.io crate im 15.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded metrohash v1.0.6 [INFO] [stderr] Downloaded refpool v0.4.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2180d3633dd6f776fa562513034f144bbc871a6e3303a647d39f7d136b924e18 [INFO] running `Command { std: "docker" "start" "-a" "2180d3633dd6f776fa562513034f144bbc871a6e3303a647d39f7d136b924e18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2180d3633dd6f776fa562513034f144bbc871a6e3303a647d39f7d136b924e18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2180d3633dd6f776fa562513034f144bbc871a6e3303a647d39f7d136b924e18", kill_on_drop: false }` [INFO] [stdout] 2180d3633dd6f776fa562513034f144bbc871a6e3303a647d39f7d136b924e18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f8fff79da011335b285af8823605cc8b98c9a662226199dd33eb8d430f213b18 [INFO] running `Command { std: "docker" "start" "-a" "f8fff79da011335b285af8823605cc8b98c9a662226199dd33eb8d430f213b18", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling libm v0.2.7 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling im v15.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking getrandom v0.2.9 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking metrohash v1.0.6 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking sized-chunks v0.6.5 [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:341:41 [INFO] [stdout] | [INFO] [stdout] 341 | #![cfg_attr(has_specialisation, feature(specialization))] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking proptest v1.2.0 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling proptest-derive v0.3.0 [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:341:41 [INFO] [stdout] | [INFO] [stdout] 341 | #![cfg_attr(has_specialisation, feature(specialization))] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.62s [INFO] running `Command { std: "docker" "inspect" "f8fff79da011335b285af8823605cc8b98c9a662226199dd33eb8d430f213b18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8fff79da011335b285af8823605cc8b98c9a662226199dd33eb8d430f213b18", kill_on_drop: false }` [INFO] [stdout] f8fff79da011335b285af8823605cc8b98c9a662226199dd33eb8d430f213b18