[INFO] fetching crate zflags 0.1.2... [INFO] checking zflags-0.1.2 against master#db0e836148accac8a22532e3596ac612b63c2d8e for pr-139272 [INFO] extracting crate zflags 0.1.2 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate zflags 0.1.2 on toolchain db0e836148accac8a22532e3596ac612b63c2d8e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate zflags 0.1.2 [INFO] finished tweaking crates.io crate zflags 0.1.2 [INFO] tweaked toml for crates.io crate zflags 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 47 packages to latest compatible versions [INFO] [stderr] Adding clap v2.33.4 (available: v2.34.0) [INFO] [stderr] Adding ctor v0.1.26 (available: v0.4.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "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 comn-pms v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7dfa520f3e6677a62326df105934c99f7f6008b510715001d7ec8cf2280fad3b [INFO] running `Command { std: "docker" "start" "-a" "7dfa520f3e6677a62326df105934c99f7f6008b510715001d7ec8cf2280fad3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7dfa520f3e6677a62326df105934c99f7f6008b510715001d7ec8cf2280fad3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dfa520f3e6677a62326df105934c99f7f6008b510715001d7ec8cf2280fad3b", kill_on_drop: false }` [INFO] [stdout] 7dfa520f3e6677a62326df105934c99f7f6008b510715001d7ec8cf2280fad3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c295fec32880b743230898fa27a39b2272f11190ae6c392db984769cefcf6e32 [INFO] running `Command { std: "docker" "start" "-a" "c295fec32880b743230898fa27a39b2272f11190ae6c392db984769cefcf6e32", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling iana-time-zone v0.1.63 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.4 [INFO] [stderr] Compiling chrono v0.4.41 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Compiling comn-pms v0.1.0 [INFO] [stderr] Checking zflags v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/lib.rs:37:38 [INFO] [stdout] | [INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &mut LinkedList { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'static` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] help: consider specifying it explicitly [INFO] [stdout] | [INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &'static mut LinkedList { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/lib.rs:37:38 [INFO] [stdout] | [INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &mut LinkedList { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'static` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] help: consider specifying it explicitly [INFO] [stdout] | [INFO] [stdout] 37 | fn cmd_args_list(k: &'static str) -> &'static mut LinkedList { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `from` that must be used [INFO] [stdout] --> src/lib.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | Box::::from(*ptr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 219 | let _ = Box::::from(*ptr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `from` that must be used [INFO] [stdout] --> src/lib.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | Box::::from(*ptr); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 219 | let _ = Box::::from(*ptr); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.36s [INFO] running `Command { std: "docker" "inspect" "c295fec32880b743230898fa27a39b2272f11190ae6c392db984769cefcf6e32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c295fec32880b743230898fa27a39b2272f11190ae6c392db984769cefcf6e32", kill_on_drop: false }` [INFO] [stdout] c295fec32880b743230898fa27a39b2272f11190ae6c392db984769cefcf6e32