[INFO] fetching crate sml 0.1.46... [INFO] building sml-0.1.46 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2 [INFO] extracting crate sml 0.1.46 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate sml 0.1.46 [INFO] finished tweaking crates.io crate sml 0.1.46 [INFO] tweaked toml for crates.io crate sml 0.1.46 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate sml 0.1.46 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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 18 packages to latest compatible versions [INFO] [stderr] Adding colored v1.9.4 (available: v3.0.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] db4d329260c1e6fa5cf133051692d39a74fea36c2309257f86f50c3da9b59952 [INFO] running `Command { std: "docker" "start" "-a" "db4d329260c1e6fa5cf133051692d39a74fea36c2309257f86f50c3da9b59952", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db4d329260c1e6fa5cf133051692d39a74fea36c2309257f86f50c3da9b59952", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db4d329260c1e6fa5cf133051692d39a74fea36c2309257f86f50c3da9b59952", kill_on_drop: false }` [INFO] [stdout] db4d329260c1e6fa5cf133051692d39a74fea36c2309257f86f50c3da9b59952 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fec39fc851c135f044e05879d7cc97fc911acdf2315c76283eb612bec2548c97 [INFO] running `Command { std: "docker" "start" "-a" "fec39fc851c135f044e05879d7cc97fc911acdf2315c76283eb612bec2548c97", kill_on_drop: false }` [INFO] [stderr] Compiling is-terminal v0.4.16 [INFO] [stderr] Compiling colored v1.9.4 [INFO] [stderr] Compiling sml v0.1.46 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `spaces` is never used [INFO] [stdout] --> src/lib.rs:182:4 [INFO] [stdout] | [INFO] [stdout] 182 | fn spaces(i: usize) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:644:19 [INFO] [stdout] | [INFO] [stdout] 644 | pub fn to_ref(&self) -> Small { [INFO] [stdout] | ^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 644 | pub fn to_ref(&self) -> Small<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:779:19 [INFO] [stdout] | [INFO] [stdout] 779 | fn apply_path(&self, s: &str) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 779 | fn apply_path(&self, s: &str) -> Result, SmallError> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `indent` and `line` are never used [INFO] [stdout] --> src/lib.rs:446:8 [INFO] [stdout] | [INFO] [stdout] 424 | impl Token { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 446 | fn indent(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 576 | fn line(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `indent` is never used [INFO] [stdout] --> src/lib.rs:637:8 [INFO] [stdout] | [INFO] [stdout] 613 | impl SmallString { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 637 | fn indent(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `tokens` is never used [INFO] [stdout] --> src/lib.rs:724:8 [INFO] [stdout] | [INFO] [stdout] 722 | impl<'a> Small<'a> { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] 723 | [INFO] [stdout] 724 | fn tokens(&self) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "fec39fc851c135f044e05879d7cc97fc911acdf2315c76283eb612bec2548c97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fec39fc851c135f044e05879d7cc97fc911acdf2315c76283eb612bec2548c97", kill_on_drop: false }` [INFO] [stdout] fec39fc851c135f044e05879d7cc97fc911acdf2315c76283eb612bec2548c97 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 31c91cb260866b70fbdc383f7c4002a513fe24528474410bd9e1aaa53ec2b533 [INFO] running `Command { std: "docker" "start" "-a" "31c91cb260866b70fbdc383f7c4002a513fe24528474410bd9e1aaa53ec2b533", kill_on_drop: false }` [INFO] [stdout] warning: function `spaces` is never used [INFO] [stdout] --> src/lib.rs:182:4 [INFO] [stdout] | [INFO] [stdout] 182 | fn spaces(i: usize) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:644:19 [INFO] [stdout] | [INFO] [stdout] 644 | pub fn to_ref(&self) -> Small { [INFO] [stdout] | ^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 644 | pub fn to_ref(&self) -> Small<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:779:19 [INFO] [stdout] | [INFO] [stdout] 779 | fn apply_path(&self, s: &str) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 779 | fn apply_path(&self, s: &str) -> Result, SmallError> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `indent` and `line` are never used [INFO] [stdout] --> src/lib.rs:446:8 [INFO] [stdout] | [INFO] [stdout] 424 | impl Token { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 446 | fn indent(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 576 | fn line(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `indent` is never used [INFO] [stdout] --> src/lib.rs:637:8 [INFO] [stdout] | [INFO] [stdout] 613 | impl SmallString { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 637 | fn indent(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `tokens` is never used [INFO] [stdout] --> src/lib.rs:724:8 [INFO] [stdout] | [INFO] [stdout] 722 | impl<'a> Small<'a> { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] 723 | [INFO] [stdout] 724 | fn tokens(&self) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling sml v0.1.46 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `key_parse2` is never used [INFO] [stdout] --> tests/test.rs:148:4 [INFO] [stdout] | [INFO] [stdout] 148 | fn key_parse2() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `spaces` is never used [INFO] [stdout] --> src/lib.rs:182:4 [INFO] [stdout] | [INFO] [stdout] 182 | fn spaces(i: usize) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `indent` and `line` are never used [INFO] [stdout] --> src/lib.rs:446:8 [INFO] [stdout] | [INFO] [stdout] 424 | impl Token { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 446 | fn indent(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 576 | fn line(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `indent` is never used [INFO] [stdout] --> src/lib.rs:637:8 [INFO] [stdout] | [INFO] [stdout] 613 | impl SmallString { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 637 | fn indent(&mut self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `tokens` is never used [INFO] [stdout] --> src/lib.rs:724:8 [INFO] [stdout] | [INFO] [stdout] 722 | impl<'a> Small<'a> { [INFO] [stdout] | ------------------ method in this implementation [INFO] [stdout] 723 | [INFO] [stdout] 724 | fn tokens(&self) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:644:19 [INFO] [stdout] | [INFO] [stdout] 644 | pub fn to_ref(&self) -> Small { [INFO] [stdout] | ^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 644 | pub fn to_ref(&self) -> Small<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:779:19 [INFO] [stdout] | [INFO] [stdout] 779 | fn apply_path(&self, s: &str) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 779 | fn apply_path(&self, s: &str) -> Result, SmallError> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "31c91cb260866b70fbdc383f7c4002a513fe24528474410bd9e1aaa53ec2b533", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31c91cb260866b70fbdc383f7c4002a513fe24528474410bd9e1aaa53ec2b533", kill_on_drop: false }` [INFO] [stdout] 31c91cb260866b70fbdc383f7c4002a513fe24528474410bd9e1aaa53ec2b533