[INFO] cloning repository https://github.com/maralorn/tasktree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maralorn/tasktree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaralorn%2Ftasktree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaralorn%2Ftasktree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f2a33893ca1cb8a04b6088d916016668fd87a975 [INFO] checking maralorn/tasktree against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaralorn%2Ftasktree" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maralorn/tasktree 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 git repo https://github.com/maralorn/tasktree [INFO] finished tweaking git repo https://github.com/maralorn/tasktree [INFO] tweaked toml for git repo https://github.com/maralorn/tasktree written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/maralorn/tasktree 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pango-sys v0.9.0 [INFO] [stderr] Downloaded task-hookrs v0.3.0 [INFO] [stderr] Downloaded gdk-sys v0.9.0 [INFO] [stderr] Downloaded pango v0.7.0 [INFO] [stderr] Downloaded gdk-pixbuf v0.7.0 [INFO] [stderr] Downloaded atk-sys v0.9.0 [INFO] [stderr] Downloaded gio-sys v0.9.0 [INFO] [stderr] Downloaded atk v0.7.0 [INFO] [stderr] Downloaded cairo-rs v0.7.1 [INFO] [stderr] Downloaded gio v0.7.0 [INFO] [stderr] Downloaded gdk v0.11.0 [INFO] [stderr] Downloaded gtk v0.7.0 [INFO] [stderr] Downloaded gdk-pixbuf-sys v0.9.0 [INFO] [stderr] Downloaded gtk-sys v0.9.0 [INFO] [stderr] Downloaded glib v0.8.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 4577e770e21602e324b3afa3bca4bdfdb33e6ddbd42153efc628ac01ea842ab7 [INFO] running `Command { std: "docker" "start" "-a" "4577e770e21602e324b3afa3bca4bdfdb33e6ddbd42153efc628ac01ea842ab7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4577e770e21602e324b3afa3bca4bdfdb33e6ddbd42153efc628ac01ea842ab7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4577e770e21602e324b3afa3bca4bdfdb33e6ddbd42153efc628ac01ea842ab7", kill_on_drop: false }` [INFO] [stdout] 4577e770e21602e324b3afa3bca4bdfdb33e6ddbd42153efc628ac01ea842ab7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 65b3f7d4821a07026c4e430d919b244487a9169730cb290efd621f5975e62694 [INFO] running `Command { std: "docker" "start" "-a" "65b3f7d4821a07026c4e430d919b244487a9169730cb290efd621f5975e62694", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling gio v0.7.0 [INFO] [stderr] Compiling pango v0.7.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling cairo-rs v0.7.1 [INFO] [stderr] Compiling gdk-pixbuf v0.7.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking fragile v0.3.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling glib-sys v0.9.0 [INFO] [stderr] Compiling gobject-sys v0.9.0 [INFO] [stderr] Compiling gio-sys v0.9.0 [INFO] [stderr] Compiling cairo-sys-rs v0.9.0 [INFO] [stderr] Compiling gdk-pixbuf-sys v0.9.0 [INFO] [stderr] Compiling pango-sys v0.9.0 [INFO] [stderr] Compiling gdk-sys v0.9.0 [INFO] [stderr] Compiling atk-sys v0.9.0 [INFO] [stderr] Compiling gtk-sys v0.9.0 [INFO] [stderr] Compiling atk v0.7.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking serde v0.9.15 [INFO] [stderr] Compiling gdk v0.11.0 [INFO] [stderr] Compiling serde_codegen_internals v0.14.2 [INFO] [stderr] Checking glib v0.8.2 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Compiling gtk v0.7.0 [INFO] [stderr] Checking ucd-util v0.1.5 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling serde_derive v0.9.15 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking uuid v0.4.0 [INFO] [stderr] Checking serde_json v0.9.10 [INFO] [stderr] Checking task-hookrs v0.3.0 [INFO] [stderr] Checking tasktree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/util.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/util.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [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/task.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/task.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/task.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/task.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex` is imported redundantly [INFO] [stdout] --> src/task.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use regex; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | extern crate regex; [INFO] [stdout] | ------------------- the item `regex` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex` is imported redundantly [INFO] [stdout] --> src/task.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use regex; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | extern crate regex; [INFO] [stdout] | ------------------- the item `regex` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/task.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | / lazy_static! { [INFO] [stdout] 80 | | static ref UUID_RE: regex::Regex = regex::Regex::new("[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}").unwrap(); [INFO] [stdout] 81 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/task.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | / lazy_static! { [INFO] [stdout] 80 | | static ref UUID_RE: regex::Regex = regex::Regex::new("[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}").unwrap(); [INFO] [stdout] 81 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/util.rs:3:49 [INFO] [stdout] | [INFO] [stdout] 3 | pub type Result = std::result::Result>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 3 | pub type Result = std::result::Result>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/util.rs:3:49 [INFO] [stdout] | [INFO] [stdout] 3 | pub type Result = std::result::Result>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 3 | pub type Result = std::result::Result>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/util.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | err.description() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/util.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | err.description() [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:198:5 [INFO] [stdout] | [INFO] [stdout] 198 | / &Command::new("task") [INFO] [stdout] 199 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 200 | | .arg("mod") [INFO] [stdout] 201 | | .arg(format!("project:{}", project.unwrap_or(""))) [INFO] [stdout] 202 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [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] 198 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:207:5 [INFO] [stdout] | [INFO] [stdout] 207 | / &Command::new("task") [INFO] [stdout] 208 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 209 | | .arg("done") [INFO] [stdout] 210 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 207 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:215:5 [INFO] [stdout] | [INFO] [stdout] 215 | / &Command::new("task") [INFO] [stdout] 216 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 217 | | .arg("delete") [INFO] [stdout] 218 | | .arg("rc.confirmation:0") [INFO] [stdout] 219 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 215 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:224:5 [INFO] [stdout] | [INFO] [stdout] 224 | / &Command::new("task") [INFO] [stdout] 225 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 226 | | .arg("mod") [INFO] [stdout] 227 | | .arg("status:pending") [INFO] [stdout] 228 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 224 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:237:5 [INFO] [stdout] | [INFO] [stdout] 237 | / &Command::new("task") [INFO] [stdout] 238 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 239 | | .arg("mod") [INFO] [stdout] 240 | | .arg(format!( [INFO] [stdout] ... | [INFO] [stdout] 243 | | )) [INFO] [stdout] 244 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 237 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:249:5 [INFO] [stdout] | [INFO] [stdout] 249 | / &Command::new("task") [INFO] [stdout] 250 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 251 | | .arg("mod") [INFO] [stdout] 252 | | .arg(format!("description:\"{}\"", description)) [INFO] [stdout] 253 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 249 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:258:5 [INFO] [stdout] | [INFO] [stdout] 258 | / &Command::new("task") [INFO] [stdout] 259 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 260 | | .arg("mod") [INFO] [stdout] 261 | | .arg(format!("+{}", tag)) [INFO] [stdout] 262 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 258 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:267:5 [INFO] [stdout] | [INFO] [stdout] 267 | / &Command::new("task") [INFO] [stdout] 268 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 269 | | .arg("mod") [INFO] [stdout] 270 | | .arg(format!("-{}", tag)) [INFO] [stdout] 271 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 267 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:198:5 [INFO] [stdout] | [INFO] [stdout] 198 | / &Command::new("task") [INFO] [stdout] 199 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 200 | | .arg("mod") [INFO] [stdout] 201 | | .arg(format!("project:{}", project.unwrap_or(""))) [INFO] [stdout] 202 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [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] 198 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:207:5 [INFO] [stdout] | [INFO] [stdout] 207 | / &Command::new("task") [INFO] [stdout] 208 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 209 | | .arg("done") [INFO] [stdout] 210 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 207 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:215:5 [INFO] [stdout] | [INFO] [stdout] 215 | / &Command::new("task") [INFO] [stdout] 216 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 217 | | .arg("delete") [INFO] [stdout] 218 | | .arg("rc.confirmation:0") [INFO] [stdout] 219 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 215 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:224:5 [INFO] [stdout] | [INFO] [stdout] 224 | / &Command::new("task") [INFO] [stdout] 225 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 226 | | .arg("mod") [INFO] [stdout] 227 | | .arg("status:pending") [INFO] [stdout] 228 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 224 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:237:5 [INFO] [stdout] | [INFO] [stdout] 237 | / &Command::new("task") [INFO] [stdout] 238 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 239 | | .arg("mod") [INFO] [stdout] 240 | | .arg(format!( [INFO] [stdout] ... | [INFO] [stdout] 243 | | )) [INFO] [stdout] 244 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 237 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:249:5 [INFO] [stdout] | [INFO] [stdout] 249 | / &Command::new("task") [INFO] [stdout] 250 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 251 | | .arg("mod") [INFO] [stdout] 252 | | .arg(format!("description:\"{}\"", description)) [INFO] [stdout] 253 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 249 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:258:5 [INFO] [stdout] | [INFO] [stdout] 258 | / &Command::new("task") [INFO] [stdout] 259 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 260 | | .arg("mod") [INFO] [stdout] 261 | | .arg(format!("+{}", tag)) [INFO] [stdout] 262 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 258 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/task.rs:267:5 [INFO] [stdout] | [INFO] [stdout] 267 | / &Command::new("task") [INFO] [stdout] 268 | | .arg(format!("uuid:{}", uuid)) [INFO] [stdout] 269 | | .arg("mod") [INFO] [stdout] 270 | | .arg(format!("-{}", tag)) [INFO] [stdout] 271 | | .output()?; [INFO] [stdout] | |__________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 267 | let _ = &Command::new("task") [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.16s [INFO] running `Command { std: "docker" "inspect" "65b3f7d4821a07026c4e430d919b244487a9169730cb290efd621f5975e62694", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65b3f7d4821a07026c4e430d919b244487a9169730cb290efd621f5975e62694", kill_on_drop: false }` [INFO] [stdout] 65b3f7d4821a07026c4e430d919b244487a9169730cb290efd621f5975e62694 [INFO] checking maralorn/tasktree against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaralorn%2Ftasktree" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maralorn/tasktree on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maralorn/tasktree [INFO] finished tweaking git repo https://github.com/maralorn/tasktree [INFO] tweaked toml for git repo https://github.com/maralorn/tasktree written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/maralorn/tasktree 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 23e4ca0db35008f685a05adb088b8ab8e57b7d0a5742210ad797b3cc50c1216f [INFO] running `Command { std: "docker" "start" "-a" "23e4ca0db35008f685a05adb088b8ab8e57b7d0a5742210ad797b3cc50c1216f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "23e4ca0db35008f685a05adb088b8ab8e57b7d0a5742210ad797b3cc50c1216f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23e4ca0db35008f685a05adb088b8ab8e57b7d0a5742210ad797b3cc50c1216f", kill_on_drop: false }` [INFO] [stdout] 23e4ca0db35008f685a05adb088b8ab8e57b7d0a5742210ad797b3cc50c1216f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a608f88206c410e7df65814d3cc46434744630ea8b8a58f78050ddf3d185c7b2 [INFO] running `Command { std: "docker" "start" "-a" "a608f88206c410e7df65814d3cc46434744630ea8b8a58f78050ddf3d185c7b2", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling gio v0.7.0 [INFO] [stderr] Compiling gdk-pixbuf v0.7.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling cairo-rs v0.7.1 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling pango v0.7.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking fragile v0.3.0 [INFO] [stderr] Compiling glib-sys v0.9.0 [INFO] [stderr] Compiling gobject-sys v0.9.0 [INFO] [stderr] Compiling gio-sys v0.9.0 [INFO] [stderr] Compiling gdk-pixbuf-sys v0.9.0 [INFO] [stderr] Compiling cairo-sys-rs v0.9.0 [INFO] [stderr] Compiling pango-sys v0.9.0 [INFO] [stderr] Compiling gdk-sys v0.9.0 [INFO] [stderr] Compiling atk-sys v0.9.0 [INFO] [stderr] Compiling gtk-sys v0.9.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling atk v0.7.0 [INFO] [stderr] Checking serde v0.9.15 [INFO] [stderr] Compiling gdk v0.11.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking glib v0.8.2 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling gtk v0.7.0 [INFO] [stderr] Checking ucd-util v0.1.5 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling serde_codegen_internals v0.14.2 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Compiling serde_derive v0.9.15 [INFO] [stderr] Checking serde_json v0.9.10 [INFO] [stderr] Checking uuid v0.4.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.11/src/exec.rs:756:13 [INFO] [stdout] | [INFO] [stdout] 756 | / match dfa::Fsm::reverse( [INFO] [stdout] 757 | | &self.ro.dfa_reverse, [INFO] [stdout] 758 | | self.cache, [INFO] [stdout] 759 | | false, [INFO] [stdout] ... | [INFO] [stdout] 766 | | Quit => return Some(Quit), [INFO] [stdout] 767 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "a608f88206c410e7df65814d3cc46434744630ea8b8a58f78050ddf3d185c7b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a608f88206c410e7df65814d3cc46434744630ea8b8a58f78050ddf3d185c7b2", kill_on_drop: false }` [INFO] [stdout] a608f88206c410e7df65814d3cc46434744630ea8b8a58f78050ddf3d185c7b2