[INFO] fetching crate rsmooth 0.3.1... [INFO] checking rsmooth-0.3.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate rsmooth 0.3.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate rsmooth 0.3.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rsmooth 0.3.1 [INFO] finished tweaking crates.io crate rsmooth 0.3.1 [INFO] tweaked toml for crates.io crate rsmooth 0.3.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate rsmooth 0.3.1 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded os_str_bytes v2.3.2 [INFO] [stderr] Downloaded humansize v1.1.0 [INFO] [stderr] Downloaded globwalk v0.8.0 [INFO] [stderr] Downloaded globset v0.4.6 [INFO] [stderr] Downloaded tera v1.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 72b2b2a06ec7a7bb5aa0f0f199e7894875c2960658e66d3b181ae6dd6d094801 [INFO] running `Command { std: "docker" "start" "-a" "72b2b2a06ec7a7bb5aa0f0f199e7894875c2960658e66d3b181ae6dd6d094801", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72b2b2a06ec7a7bb5aa0f0f199e7894875c2960658e66d3b181ae6dd6d094801", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72b2b2a06ec7a7bb5aa0f0f199e7894875c2960658e66d3b181ae6dd6d094801", kill_on_drop: false }` [INFO] [stdout] 72b2b2a06ec7a7bb5aa0f0f199e7894875c2960658e66d3b181ae6dd6d094801 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f369007b7448c22562c0e3cce9366c517c052c444429915e76649d4566b27ebc [INFO] running `Command { std: "docker" "start" "-a" "f369007b7448c22562c0e3cce9366c517c052c444429915e76649d4566b27ebc", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling regex-syntax v0.6.21 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking unic-ucd-segment v0.9.0 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking deunicode v0.4.3 [INFO] [stderr] Checking slug v0.1.4 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking humansize v1.1.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking os_str_bytes v2.3.2 [INFO] [stderr] Checking unic-segment v0.9.0 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking shellexpand v2.0.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking globset v0.4.6 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking ignore v0.4.16 [INFO] [stderr] Compiling parse-zoneinfo v0.3.0 [INFO] [stderr] Checking globwalk v0.8.0 [INFO] [stderr] Checking serde v1.0.117 [INFO] [stderr] Compiling chrono-tz v0.5.3 [INFO] [stderr] Checking serde_json v1.0.59 [INFO] [stderr] Checking tera v1.5.0 [INFO] [stderr] Checking rsmooth v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/error.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/metadata.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `shellexpand` is imported redundantly [INFO] [stdout] --> src/util.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use shellexpand; [INFO] [stdout] | ^^^^^^^^^^^ the item `shellexpand` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/error.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/metadata.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `shellexpand` is imported redundantly [INFO] [stdout] --> src/util.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use shellexpand; [INFO] [stdout] | ^^^^^^^^^^^ the item `shellexpand` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/util.rs:71:25 [INFO] [stdout] | [INFO] [stdout] 71 | let home = env::home_dir().unwrap(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `break_description` and `csl` are never read [INFO] [stdout] --> src/metadata.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 135 | pub struct Metadata { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 154 | pub break_description: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 158 | pub csl: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Metadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `break_description` and `csl` are never read [INFO] [stdout] --> src/metadata.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 135 | pub struct Metadata { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 154 | pub break_description: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 158 | pub csl: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Metadata` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.10s [INFO] running `Command { std: "docker" "inspect" "f369007b7448c22562c0e3cce9366c517c052c444429915e76649d4566b27ebc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f369007b7448c22562c0e3cce9366c517c052c444429915e76649d4566b27ebc", kill_on_drop: false }` [INFO] [stdout] f369007b7448c22562c0e3cce9366c517c052c444429915e76649d4566b27ebc