[INFO] fetching crate merg 0.1.1... [INFO] checking merg-0.1.1 against try#51b1964e35e5e26f8cd938940f0da6f7b5cc54fc for pr-138176 [INFO] extracting crate merg 0.1.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate merg 0.1.1 on toolchain 51b1964e35e5e26f8cd938940f0da6f7b5cc54fc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate merg 0.1.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate merg 0.1.1 [INFO] tweaked toml for crates.io crate merg 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 60 packages to latest compatible versions [INFO] [stderr] Adding toml v0.5.11 (available: v0.8.20) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9a2a5626091cf854b4cec388393082a8f8c6778561c32e3bc11053dfa28fa432 [INFO] running `Command { std: "docker" "start" "-a" "9a2a5626091cf854b4cec388393082a8f8c6778561c32e3bc11053dfa28fa432", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a2a5626091cf854b4cec388393082a8f8c6778561c32e3bc11053dfa28fa432", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a2a5626091cf854b4cec388393082a8f8c6778561c32e3bc11053dfa28fa432", kill_on_drop: false }` [INFO] [stdout] 9a2a5626091cf854b4cec388393082a8f8c6778561c32e3bc11053dfa28fa432 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+51b1964e35e5e26f8cd938940f0da6f7b5cc54fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e9f004ae3d390f92cdebb00cd4caf393dfa212a1614d71bda0831fdcd735515 [INFO] running `Command { std: "docker" "start" "-a" "1e9f004ae3d390f92cdebb00cd4caf393dfa212a1614d71bda0831fdcd735515", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling serde v1.0.218 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.170 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Checking equivalent v1.0.2 [INFO] [stderr] Checking hashbrown v0.15.2 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking indexmap v2.7.1 [INFO] [stderr] Checking winnow v0.7.3 [INFO] [stderr] Compiling quote v1.0.39 [INFO] [stderr] Compiling target-triple v0.1.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling syn v2.0.99 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking glob v0.3.2 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling serde_derive v1.0.218 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling merg_derive v0.1.1 [INFO] [stderr] Checking merg v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking serde_spanned v0.6.8 [INFO] [stderr] Checking toml_datetime v0.6.8 [INFO] [stderr] Checking envy v0.4.2 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking toml_edit v0.22.24 [INFO] [stderr] Checking toml v0.8.20 [INFO] [stderr] Checking trybuild v1.0.104 [INFO] [stdout] warning: struct `N` is never constructed [INFO] [stdout] --> tests/derive.rs:553:12 [INFO] [stdout] | [INFO] [stdout] 553 | struct N(#[merge(strategy = merg::num::saturating_add)] u8); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `S` is never constructed [INFO] [stdout] --> tests/derive.rs:557:12 [INFO] [stdout] | [INFO] [stdout] 557 | struct S( [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.86s [INFO] running `Command { std: "docker" "inspect" "1e9f004ae3d390f92cdebb00cd4caf393dfa212a1614d71bda0831fdcd735515", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e9f004ae3d390f92cdebb00cd4caf393dfa212a1614d71bda0831fdcd735515", kill_on_drop: false }` [INFO] [stdout] 1e9f004ae3d390f92cdebb00cd4caf393dfa212a1614d71bda0831fdcd735515