[INFO] fetching crate ferris-finder 0.2.1... [INFO] testing ferris-finder-0.2.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate ferris-finder 0.2.1 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate ferris-finder 0.2.1 [INFO] finished tweaking crates.io crate ferris-finder 0.2.1 [INFO] tweaked toml for crates.io crate ferris-finder 0.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate ferris-finder 0.2.1 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate ferris-finder 0.2.1 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded smallvec v1.8.1 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9709d8a020133a42897ed459d8c34ae002c9f09ab579ac62511cad7ffa22f11 [INFO] running `Command { std: "docker" "start" "-a" "f9709d8a020133a42897ed459d8c34ae002c9f09ab579ac62511cad7ffa22f11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9709d8a020133a42897ed459d8c34ae002c9f09ab579ac62511cad7ffa22f11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9709d8a020133a42897ed459d8c34ae002c9f09ab579ac62511cad7ffa22f11", kill_on_drop: false }` [INFO] [stdout] f9709d8a020133a42897ed459d8c34ae002c9f09ab579ac62511cad7ffa22f11 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] cf921318a0dbf1dabc7847892724e194406003066c2a7b3c216f0ba7fffcea47 [INFO] running `Command { std: "docker" "start" "-a" "cf921318a0dbf1dabc7847892724e194406003066c2a7b3c216f0ba7fffcea47", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling once_cell v1.12.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.15 [INFO] [stderr] Compiling memoffset v0.8.0 [INFO] [stderr] Compiling tracing-core v0.1.28 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling thread_local v1.1.4 [INFO] [stderr] Compiling crossbeam-epoch v0.9.14 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling tracing v0.1.35 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling smallvec v1.8.1 [INFO] [stderr] Compiling matches v0.1.9 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stderr] Compiling http v0.2.8 [INFO] [stderr] Compiling sharded-slab v0.1.4 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling mio v0.8.4 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling socket2 v0.4.4 [INFO] [stderr] Compiling cc v1.0.79 [INFO] [stderr] Compiling tokio v1.19.2 [INFO] [stderr] Compiling futures-sink v0.3.21 [INFO] [stderr] Compiling futures-io v0.3.21 [INFO] [stderr] Compiling slab v0.4.6 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling serde v1.0.138 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Compiling hashbrown v0.12.1 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling unicode-normalization v0.1.21 [INFO] [stderr] Compiling signal-hook-mio v0.2.3 [INFO] [stderr] Compiling tracing-subscriber v0.3.15 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling unicode-bidi v0.3.8 [INFO] [stderr] Compiling encoding_rs v0.8.31 [INFO] [stderr] Compiling gimli v0.27.2 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling eyre v0.6.8 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling backtrace v0.3.67 [INFO] [stderr] Compiling crossbeam-deque v0.8.3 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling http-body v0.4.5 [INFO] [stderr] Compiling tracing-error v0.2.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.8 [INFO] [stderr] Compiling miniz_oxide v0.6.2 [INFO] [stderr] Compiling object v0.30.3 [INFO] [stderr] Compiling owo-colors v3.5.0 [INFO] [stderr] Compiling httpdate v1.0.2 [INFO] [stderr] Compiling tower-service v0.3.2 [INFO] [stderr] Compiling indenter v0.3.3 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling rustc-demangle v0.1.23 [INFO] [stderr] Compiling option-ext v0.2.0 [INFO] [stderr] Compiling dirs-sys v0.4.1 [INFO] [stderr] Compiling tokio-util v0.7.3 [INFO] [stderr] Compiling color-spantrace v0.2.0 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling addr2line v0.19.0 [INFO] [stderr] Compiling h2 v0.3.13 [INFO] [stderr] Compiling serde_urlencoded v0.7.1 [INFO] [stderr] Compiling crossterm v0.25.0 [INFO] [stderr] Compiling miniz_oxide v0.7.1 [INFO] [stderr] Compiling base64 v0.21.0 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling ipnet v2.5.0 [INFO] [stderr] Compiling either v1.8.1 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling rayon v1.7.0 [INFO] [stderr] Compiling tui v0.19.0 [INFO] [stderr] Compiling flate2 v1.0.26 [INFO] [stderr] Compiling directories v5.0.1 [INFO] [stderr] Compiling crossterm v0.26.1 [INFO] [stderr] Compiling fuzzy-matcher v0.3.7 [INFO] [stderr] Compiling hyper v0.14.19 [INFO] [stderr] Compiling color-eyre v0.6.2 [INFO] [stderr] Compiling reqwest v0.11.18 [INFO] [stderr] Compiling ferris-finder v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `category` is never read [INFO] [stdout] --> src/ucd.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct CharEntry { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 7 | pub category: GeneralCategory, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CharEntry` has derived impls for the traits `Debug` and `Clone`, 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: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/app.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn draw(&mut self) -> io::Result { [INFO] [stdout] | ^^^^^^^^^ ----------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 71 | pub fn draw(&mut self) -> io::Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 10s [INFO] running `Command { std: "docker" "inspect" "cf921318a0dbf1dabc7847892724e194406003066c2a7b3c216f0ba7fffcea47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf921318a0dbf1dabc7847892724e194406003066c2a7b3c216f0ba7fffcea47", kill_on_drop: false }` [INFO] [stdout] cf921318a0dbf1dabc7847892724e194406003066c2a7b3c216f0ba7fffcea47 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] e319d35729adbc774d9466be9a448aac958e12c821b1b069b411411b73b1bcdd [INFO] running `Command { std: "docker" "start" "-a" "e319d35729adbc774d9466be9a448aac958e12c821b1b069b411411b73b1bcdd", kill_on_drop: false }` [INFO] [stderr] Compiling ferris-finder v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `category` is never read [INFO] [stdout] --> src/ucd.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct CharEntry { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 7 | pub category: GeneralCategory, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CharEntry` has derived impls for the traits `Debug` and `Clone`, 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: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/app.rs:71:17 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn draw(&mut self) -> io::Result { [INFO] [stdout] | ^^^^^^^^^ ----------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 71 | pub fn draw(&mut self) -> io::Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "e319d35729adbc774d9466be9a448aac958e12c821b1b069b411411b73b1bcdd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e319d35729adbc774d9466be9a448aac958e12c821b1b069b411411b73b1bcdd", kill_on_drop: false }` [INFO] [stdout] e319d35729adbc774d9466be9a448aac958e12c821b1b069b411411b73b1bcdd [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] d624a7ddea38fd7d6bf53f8e440a0f9af0dcfa63b49d50ab71930331582ba008 [INFO] running `Command { std: "docker" "start" "-a" "d624a7ddea38fd7d6bf53f8e440a0f9af0dcfa63b49d50ab71930331582ba008", kill_on_drop: false }` [INFO] [stderr] warning: field `category` is never read [INFO] [stderr] --> src/ucd.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct CharEntry { [INFO] [stderr] | --------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 7 | pub category: GeneralCategory, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `CharEntry` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/app.rs:71:17 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn draw(&mut self) -> io::Result { [INFO] [stderr] | ^^^^^^^^^ ----------------------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 71 | pub fn draw(&mut self) -> io::Result> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `ferris-finder` (bin "ferris-finder" test) generated 2 warnings (run `cargo fix --bin "ferris-finder" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/ferris_finder-900158bf4d33f1a6) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d624a7ddea38fd7d6bf53f8e440a0f9af0dcfa63b49d50ab71930331582ba008", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d624a7ddea38fd7d6bf53f8e440a0f9af0dcfa63b49d50ab71930331582ba008", kill_on_drop: false }` [INFO] [stdout] d624a7ddea38fd7d6bf53f8e440a0f9af0dcfa63b49d50ab71930331582ba008