[INFO] cloning repository https://github.com/ekg/sesebub [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ekg/sesebub" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekg%2Fsesebub", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekg%2Fsesebub'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7c35884995674451ae8ba208bfeea9ea67b6ce56 [INFO] building ekg/sesebub against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekg%2Fsesebub" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ekg/sesebub on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ekg/sesebub [INFO] finished tweaking git repo https://github.com/ekg/sesebub [INFO] tweaked toml for git repo https://github.com/ekg/sesebub written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ekg/sesebub 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded linked-list v0.0.3 [INFO] [stderr] Downloaded dot-writer v0.1.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dcc076e361bd4434955f7e7bd599060f4abb4312e00a632ea73ab7f8766f92c7 [INFO] running `Command { std: "docker" "start" "-a" "dcc076e361bd4434955f7e7bd599060f4abb4312e00a632ea73ab7f8766f92c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dcc076e361bd4434955f7e7bd599060f4abb4312e00a632ea73ab7f8766f92c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcc076e361bd4434955f7e7bd599060f4abb4312e00a632ea73ab7f8766f92c7", kill_on_drop: false }` [INFO] [stdout] dcc076e361bd4434955f7e7bd599060f4abb4312e00a632ea73ab7f8766f92c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12f1c6ff08d7691b6692a638efc041d22d99b2d9ebe8bd30cf3c91817715fd68 [INFO] running `Command { std: "docker" "start" "-a" "12f1c6ff08d7691b6692a638efc041d22d99b2d9ebe8bd30cf3c91817715fd68", kill_on_drop: false }` [INFO] [stderr] Compiling fixedbitset v0.4.2 [INFO] [stderr] Compiling linked-list v0.0.3 [INFO] [stderr] Compiling dot-writer v0.1.3 [INFO] [stderr] Compiling petgraph v0.6.3 [INFO] [stderr] Compiling sesebub v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Color` and `Style` [INFO] [stdout] --> src/main.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | use dot_writer::{Color, DotWriter, Attributes, Shape, Style}; [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::panic::RefUnwindSafe` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::panic::RefUnwindSafe; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `entry_exit` [INFO] [stdout] --> src/main.rs:664:21 [INFO] [stdout] | [INFO] [stdout] 664 | let entry_exit = lasts.contains(&i) && firsts.contains(&i); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entry_exit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_example_0` is never used [INFO] [stdout] --> src/main.rs:868:4 [INFO] [stdout] | [INFO] [stdout] 868 | fn make_example_0() -> FlowGraph { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `flowify` is never used [INFO] [stdout] --> src/main.rs:893:4 [INFO] [stdout] | [INFO] [stdout] 893 | fn flowify(graph: &mut FlowGraph) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_example_a` is never used [INFO] [stdout] --> src/main.rs:914:4 [INFO] [stdout] | [INFO] [stdout] 914 | fn make_example_a() -> FlowGraph { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_example_fig1` is never used [INFO] [stdout] --> src/main.rs:944:4 [INFO] [stdout] | [INFO] [stdout] 944 | fn make_example_fig1() -> FlowGraph { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_example_fig1_a` is never used [INFO] [stdout] --> src/main.rs:1003:4 [INFO] [stdout] | [INFO] [stdout] 1003 | fn make_example_fig1_a() -> FlowGraph { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_example_diamond` is never used [INFO] [stdout] --> src/main.rs:1072:4 [INFO] [stdout] | [INFO] [stdout] 1072 | fn make_example_diamond() -> FlowGraph { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_example_c` is never used [INFO] [stdout] --> src/main.rs:1097:4 [INFO] [stdout] | [INFO] [stdout] 1097 | fn make_example_c() -> FlowGraph { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.53s [INFO] running `Command { std: "docker" "inspect" "12f1c6ff08d7691b6692a638efc041d22d99b2d9ebe8bd30cf3c91817715fd68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12f1c6ff08d7691b6692a638efc041d22d99b2d9ebe8bd30cf3c91817715fd68", kill_on_drop: false }` [INFO] [stdout] 12f1c6ff08d7691b6692a638efc041d22d99b2d9ebe8bd30cf3c91817715fd68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c87087364a6fc673b0bbe26aa9f590c7e60f1f3475fd1782a67c2ec0f3b75169 [INFO] running `Command { std: "docker" "start" "-a" "c87087364a6fc673b0bbe26aa9f590c7e60f1f3475fd1782a67c2ec0f3b75169", kill_on_drop: false }` [INFO] [stderr] Compiling sesebub v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Color` and `Style` [INFO] [stdout] --> src/main.rs:7:18 [INFO] [stdout] | [INFO] [stdout] 7 | use dot_writer::{Color, DotWriter, Attributes, Shape, Style}; [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::panic::RefUnwindSafe` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::panic::RefUnwindSafe; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `entry_exit` [INFO] [stdout] --> src/main.rs:664:21 [INFO] [stdout] | [INFO] [stdout] 664 | let entry_exit = lasts.contains(&i) && firsts.contains(&i); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_entry_exit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_example_0` is never used [INFO] [stdout] --> src/main.rs:868:4 [INFO] [stdout] | [INFO] [stdout] 868 | fn make_example_0() -> FlowGraph { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `flowify` is never used [INFO] [stdout] --> src/main.rs:893:4 [INFO] [stdout] | [INFO] [stdout] 893 | fn flowify(graph: &mut FlowGraph) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_example_a` is never used [INFO] [stdout] --> src/main.rs:914:4 [INFO] [stdout] | [INFO] [stdout] 914 | fn make_example_a() -> FlowGraph { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_example_fig1` is never used [INFO] [stdout] --> src/main.rs:944:4 [INFO] [stdout] | [INFO] [stdout] 944 | fn make_example_fig1() -> FlowGraph { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_example_fig1_a` is never used [INFO] [stdout] --> src/main.rs:1003:4 [INFO] [stdout] | [INFO] [stdout] 1003 | fn make_example_fig1_a() -> FlowGraph { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_example_diamond` is never used [INFO] [stdout] --> src/main.rs:1072:4 [INFO] [stdout] | [INFO] [stdout] 1072 | fn make_example_diamond() -> FlowGraph { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_example_c` is never used [INFO] [stdout] --> src/main.rs:1097:4 [INFO] [stdout] | [INFO] [stdout] 1097 | fn make_example_c() -> FlowGraph { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `Command { std: "docker" "inspect" "c87087364a6fc673b0bbe26aa9f590c7e60f1f3475fd1782a67c2ec0f3b75169", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c87087364a6fc673b0bbe26aa9f590c7e60f1f3475fd1782a67c2ec0f3b75169", kill_on_drop: false }` [INFO] [stdout] c87087364a6fc673b0bbe26aa9f590c7e60f1f3475fd1782a67c2ec0f3b75169