[INFO] cloning repository https://github.com/jgoerzen/cdcvis [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jgoerzen/cdcvis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgoerzen%2Fcdcvis", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgoerzen%2Fcdcvis'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 390cac37e96036a98623693f5512152c9130d951 [INFO] checking jgoerzen/cdcvis against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgoerzen%2Fcdcvis" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jgoerzen/cdcvis on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jgoerzen/cdcvis [INFO] finished tweaking git repo https://github.com/jgoerzen/cdcvis [INFO] tweaked toml for git repo https://github.com/jgoerzen/cdcvis written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/jgoerzen/cdcvis already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--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 bstr v0.2.4 [INFO] [stderr] Downloaded rctree v0.3.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 457bde6d2b2a0a313a7d8b637d1d26a48067aaf873d8951d03f5c6e991c38574 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "457bde6d2b2a0a313a7d8b637d1d26a48067aaf873d8951d03f5c6e991c38574", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "457bde6d2b2a0a313a7d8b637d1d26a48067aaf873d8951d03f5c6e991c38574", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "457bde6d2b2a0a313a7d8b637d1d26a48067aaf873d8951d03f5c6e991c38574", kill_on_drop: false }` [INFO] [stdout] 457bde6d2b2a0a313a7d8b637d1d26a48067aaf873d8951d03f5c6e991c38574 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 092b3ad9dfb8d43e90f116ebd09eec97f3ff9fd1d2ad1fc013efe5f0ff5050c1 [INFO] running `Command { std: "docker" "start" "-a" "092b3ad9dfb8d43e90f116ebd09eec97f3ff9fd1d2ad1fc013efe5f0ff5050c1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.40 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking rctree v0.3.3 [INFO] [stderr] Checking memchr v2.2.1 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling serde_derive v1.0.97 [INFO] [stderr] Checking bstr v0.2.4 [INFO] [stderr] Checking csv v1.1.1 [INFO] [stderr] Checking cdcvis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:57:75 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn parse_init_file(filename: String) -> Result, Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:29:44 [INFO] [stdout] | [INFO] [stdout] 29 | fn get_first_arg() -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:57:75 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn parse_init_file(filename: String) -> Result, Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:29:44 [INFO] [stdout] | [INFO] [stdout] 29 | fn get_first_arg() -> Result> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `coalesce` [INFO] [stdout] --> src/analysis.rs:113:8 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn coalesce(top: &mut Node, maxperlevel: usize) -> () { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `aretitlesok` [INFO] [stdout] --> src/analysis.rs:157:8 [INFO] [stdout] | [INFO] [stdout] 157 | pub fn aretitlesok(top: &Node) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `traverse_start_only` [INFO] [stdout] --> src/sankeygen.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn traverse_start_only(x: rctree::NodeEdge) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `aretitlesok` [INFO] [stdout] --> src/analysis.rs:157:8 [INFO] [stdout] | [INFO] [stdout] 157 | pub fn aretitlesok(top: &Node) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `traverse_start_only` [INFO] [stdout] --> src/sankeygen.rs:23:4 [INFO] [stdout] | [INFO] [stdout] 23 | fn traverse_start_only(x: rctree::NodeEdge) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.70s [INFO] running `Command { std: "docker" "inspect" "092b3ad9dfb8d43e90f116ebd09eec97f3ff9fd1d2ad1fc013efe5f0ff5050c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "092b3ad9dfb8d43e90f116ebd09eec97f3ff9fd1d2ad1fc013efe5f0ff5050c1", kill_on_drop: false }` [INFO] [stdout] 092b3ad9dfb8d43e90f116ebd09eec97f3ff9fd1d2ad1fc013efe5f0ff5050c1